Home / 25,158.09-34,718.17-14,553.88

Finding the Fourth Proportional to 25,158.09, 34,718.17 and 14,553.88

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Solution

The fourth proportional to 25,158.09, 34,718.17 and 14,553.88 is: 20,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.09 : 34,718.17 = 14,553.88 : x
  2. Step 2: Convert to fraction form
    25,158.09/34,718.17 = 14,553.88/x
  3. Step 3: Cross multiply
    25,158.09x = 34,718.17 × 14,553.88
  4. Step 4: Simplify right side
    25,158.09x = 505,283,984.11
  5. Step 5: Solve for x
    x = 505,283,984.11/25,158.09
  6. Step 6: Final answer
    x = 20,084.35

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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.