Home / 43,572.60-65,380.50-17,276.76

Finding the Fourth Proportional to 43,572.60, 65,380.50 and 17,276.76

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Solution

The fourth proportional to 43,572.60, 65,380.50 and 17,276.76 is: 25,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,572.60 : 65,380.50 = 17,276.76 : x
  2. Step 2: Convert to fraction form
    43,572.60/65,380.50 = 17,276.76/x
  3. Step 3: Cross multiply
    43,572.60x = 65,380.50 × 17,276.76
  4. Step 4: Simplify right side
    43,572.60x = 1,129,563,207.18
  5. Step 5: Solve for x
    x = 1,129,563,207.18/43,572.60
  6. Step 6: Final answer
    x = 25,923.70

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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.