Home / 43,046.60-64,573.61-11,881.85

Finding the Fourth Proportional to 43,046.60, 64,573.61 and 11,881.85

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Solution

The fourth proportional to 43,046.60, 64,573.61 and 11,881.85 is: 17,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,046.60 : 64,573.61 = 11,881.85 : x
  2. Step 2: Convert to fraction form
    43,046.60/64,573.61 = 11,881.85/x
  3. Step 3: Cross multiply
    43,046.60x = 64,573.61 × 11,881.85
  4. Step 4: Simplify right side
    43,046.60x = 767,253,565.70
  5. Step 5: Solve for x
    x = 767,253,565.70/43,046.60
  6. Step 6: Final answer
    x = 17,823.79

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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.