Home / 15,593.52-23,439.54-13,428.42

Finding the Fourth Proportional to 15,593.52, 23,439.54 and 13,428.42

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Solution

The fourth proportional to 15,593.52, 23,439.54 and 13,428.42 is: 20,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.52 : 23,439.54 = 13,428.42 : x
  2. Step 2: Convert to fraction form
    15,593.52/23,439.54 = 13,428.42/x
  3. Step 3: Cross multiply
    15,593.52x = 23,439.54 × 13,428.42
  4. Step 4: Simplify right side
    15,593.52x = 314,755,987.73
  5. Step 5: Solve for x
    x = 314,755,987.73/15,593.52
  6. Step 6: Final answer
    x = 20,185.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.