Home / 25,333.28-38,016.24-13,654.64

Finding the Fourth Proportional to 25,333.28, 38,016.24 and 13,654.64

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Solution

The fourth proportional to 25,333.28, 38,016.24 and 13,654.64 is: 20,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,333.28 : 38,016.24 = 13,654.64 : x
  2. Step 2: Convert to fraction form
    25,333.28/38,016.24 = 13,654.64/x
  3. Step 3: Cross multiply
    25,333.28x = 38,016.24 × 13,654.64
  4. Step 4: Simplify right side
    25,333.28x = 519,098,071.35
  5. Step 5: Solve for x
    x = 519,098,071.35/25,333.28
  6. Step 6: Final answer
    x = 20,490.76

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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.