Home / 18,840.54-25,998.93-10,456.50

Finding the Fourth Proportional to 18,840.54, 25,998.93 and 10,456.50

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Solution

The fourth proportional to 18,840.54, 25,998.93 and 10,456.50 is: 14,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840.54 : 25,998.93 = 10,456.50 : x
  2. Step 2: Convert to fraction form
    18,840.54/25,998.93 = 10,456.50/x
  3. Step 3: Cross multiply
    18,840.54x = 25,998.93 × 10,456.50
  4. Step 4: Simplify right side
    18,840.54x = 271,857,811.55
  5. Step 5: Solve for x
    x = 271,857,811.55/18,840.54
  6. Step 6: Final answer
    x = 14,429.41

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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.