Home / 18,609.60-25,680.96-10,225.92

Finding the Fourth Proportional to 18,609.60, 25,680.96 and 10,225.92

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Solution

The fourth proportional to 18,609.60, 25,680.96 and 10,225.92 is: 14,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609.60 : 25,680.96 = 10,225.92 : x
  2. Step 2: Convert to fraction form
    18,609.60/25,680.96 = 10,225.92/x
  3. Step 3: Cross multiply
    18,609.60x = 25,680.96 × 10,225.92
  4. Step 4: Simplify right side
    18,609.60x = 262,611,442.48
  5. Step 5: Solve for x
    x = 262,611,442.48/18,609.60
  6. Step 6: Final answer
    x = 14,111.61

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.