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Finding the Fourth Proportional to 17,253.59, 25,869.93 and 11,254.15

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Solution

The fourth proportional to 17,253.59, 25,869.93 and 11,254.15 is: 16,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.59 : 25,869.93 = 11,254.15 : x
  2. Step 2: Convert to fraction form
    17,253.59/25,869.93 = 11,254.15/x
  3. Step 3: Cross multiply
    17,253.59x = 25,869.93 × 11,254.15
  4. Step 4: Simplify right side
    17,253.59x = 291,143,948.98
  5. Step 5: Solve for x
    x = 291,143,948.98/17,253.59
  6. Step 6: Final answer
    x = 16,874.40

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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.