Home / 25,592.64-38,306.88-13,716.78

Finding the Fourth Proportional to 25,592.64, 38,306.88 and 13,716.78

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Solution

The fourth proportional to 25,592.64, 38,306.88 and 13,716.78 is: 20,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.64 : 38,306.88 = 13,716.78 : x
  2. Step 2: Convert to fraction form
    25,592.64/38,306.88 = 13,716.78/x
  3. Step 3: Cross multiply
    25,592.64x = 38,306.88 × 13,716.78
  4. Step 4: Simplify right side
    25,592.64x = 525,447,045.45
  5. Step 5: Solve for x
    x = 525,447,045.45/25,592.64
  6. Step 6: Final answer
    x = 20,531.18

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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.