Home / 39,959.73-55,152.50-22,975.85

Finding the Fourth Proportional to 39,959.73, 55,152.50 and 22,975.85

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Solution

The fourth proportional to 39,959.73, 55,152.50 and 22,975.85 is: 31,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,959.73 : 55,152.50 = 22,975.85 : x
  2. Step 2: Convert to fraction form
    39,959.73/55,152.50 = 22,975.85/x
  3. Step 3: Cross multiply
    39,959.73x = 55,152.50 × 22,975.85
  4. Step 4: Simplify right side
    39,959.73x = 1,267,175,590.13
  5. Step 5: Solve for x
    x = 1,267,175,590.13/39,959.73
  6. Step 6: Final answer
    x = 31,711.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.