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Finding the Fourth Proportional to 56,253.39, 84,381 and 16,272.90

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Solution

The fourth proportional to 56,253.39, 84,381 and 16,272.90 is: 24,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,253.39 : 84,381 = 16,272.90 : x
  2. Step 2: Convert to fraction form
    56,253.39/84,381 = 16,272.90/x
  3. Step 3: Cross multiply
    56,253.39x = 84,381 × 16,272.90
  4. Step 4: Simplify right side
    56,253.39x = 1,373,123,574.90
  5. Step 5: Solve for x
    x = 1,373,123,574.90/56,253.39
  6. Step 6: Final answer
    x = 24,409.61

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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.