Home / 40,488.91-60,743.61-28,665.85

Finding the Fourth Proportional to 40,488.91, 60,743.61 and 28,665.85

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Solution

The fourth proportional to 40,488.91, 60,743.61 and 28,665.85 is: 43,006.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,488.91 : 60,743.61 = 28,665.85 : x
  2. Step 2: Convert to fraction form
    40,488.91/60,743.61 = 28,665.85/x
  3. Step 3: Cross multiply
    40,488.91x = 60,743.61 × 28,665.85
  4. Step 4: Simplify right side
    40,488.91x = 1,741,266,909.00
  5. Step 5: Solve for x
    x = 1,741,266,909.00/40,488.91
  6. Step 6: Final answer
    x = 43,006.03

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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.