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Finding the Fourth Proportional to 44,472.71, 66,702.06 and 14,488.02

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Solution

The fourth proportional to 44,472.71, 66,702.06 and 14,488.02 is: 21,729.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,472.71 : 66,702.06 = 14,488.02 : x
  2. Step 2: Convert to fraction form
    44,472.71/66,702.06 = 14,488.02/x
  3. Step 3: Cross multiply
    44,472.71x = 66,702.06 × 14,488.02
  4. Step 4: Simplify right side
    44,472.71x = 966,380,779.32
  5. Step 5: Solve for x
    x = 966,380,779.32/44,472.71
  6. Step 6: Final answer
    x = 21,729.75

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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.