Home / 18,185.96-25,095.74-10,228.94

Finding the Fourth Proportional to 18,185.96, 25,095.74 and 10,228.94

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Solution

The fourth proportional to 18,185.96, 25,095.74 and 10,228.94 is: 14,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.96 : 25,095.74 = 10,228.94 : x
  2. Step 2: Convert to fraction form
    18,185.96/25,095.74 = 10,228.94/x
  3. Step 3: Cross multiply
    18,185.96x = 25,095.74 × 10,228.94
  4. Step 4: Simplify right side
    18,185.96x = 256,702,818.72
  5. Step 5: Solve for x
    x = 256,702,818.72/18,185.96
  6. Step 6: Final answer
    x = 14,115.44

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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.