Home / 45,766.60-68,663.76-19,125.52

Finding the Fourth Proportional to 45,766.60, 68,663.76 and 19,125.52

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Solution

The fourth proportional to 45,766.60, 68,663.76 and 19,125.52 is: 28,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,766.60 : 68,663.76 = 19,125.52 : x
  2. Step 2: Convert to fraction form
    45,766.60/68,663.76 = 19,125.52/x
  3. Step 3: Cross multiply
    45,766.60x = 68,663.76 × 19,125.52
  4. Step 4: Simplify right side
    45,766.60x = 1,313,230,115.16
  5. Step 5: Solve for x
    x = 1,313,230,115.16/45,766.60
  6. Step 6: Final answer
    x = 28,694.07

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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.