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Finding the Fourth Proportional to 43,702.72, 65,487.68 and 32,023.68

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Solution

The fourth proportional to 43,702.72, 65,487.68 and 32,023.68 is: 47,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,702.72 : 65,487.68 = 32,023.68 : x
  2. Step 2: Convert to fraction form
    43,702.72/65,487.68 = 32,023.68/x
  3. Step 3: Cross multiply
    43,702.72x = 65,487.68 × 32,023.68
  4. Step 4: Simplify right side
    43,702.72x = 2,097,156,508.26
  5. Step 5: Solve for x
    x = 2,097,156,508.26/43,702.72
  6. Step 6: Final answer
    x = 47,986.86

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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.