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Finding the Fourth Proportional to 25,695.44, 35,459.76 and 14,517.44

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Solution

The fourth proportional to 25,695.44, 35,459.76 and 14,517.44 is: 20,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.44 : 35,459.76 = 14,517.44 : x
  2. Step 2: Convert to fraction form
    25,695.44/35,459.76 = 14,517.44/x
  3. Step 3: Cross multiply
    25,695.44x = 35,459.76 × 14,517.44
  4. Step 4: Simplify right side
    25,695.44x = 514,784,938.21
  5. Step 5: Solve for x
    x = 514,784,938.21/25,695.44
  6. Step 6: Final answer
    x = 20,034.10

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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.