Home / 62,976.48-94,479.30-20,854.92

Finding the Fourth Proportional to 62,976.48, 94,479.30 and 20,854.92

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Solution

The fourth proportional to 62,976.48, 94,479.30 and 20,854.92 is: 31,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,976.48 : 94,479.30 = 20,854.92 : x
  2. Step 2: Convert to fraction form
    62,976.48/94,479.30 = 20,854.92/x
  3. Step 3: Cross multiply
    62,976.48x = 94,479.30 × 20,854.92
  4. Step 4: Simplify right side
    62,976.48x = 1,970,358,243.16
  5. Step 5: Solve for x
    x = 1,970,358,243.16/62,976.48
  6. Step 6: Final answer
    x = 31,287.21

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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.