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Finding the Fourth Proportional to 44,411.52, 66,595.20 and 14,819.20

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Solution

The fourth proportional to 44,411.52, 66,595.20 and 14,819.20 is: 22,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,411.52 : 66,595.20 = 14,819.20 : x
  2. Step 2: Convert to fraction form
    44,411.52/66,595.20 = 14,819.20/x
  3. Step 3: Cross multiply
    44,411.52x = 66,595.20 × 14,819.20
  4. Step 4: Simplify right side
    44,411.52x = 986,887,587.84
  5. Step 5: Solve for x
    x = 986,887,587.84/44,411.52
  6. Step 6: Final answer
    x = 22,221.43

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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.