Home / 39,545.38-54,570.54-22,550.06

Finding the Fourth Proportional to 39,545.38, 54,570.54 and 22,550.06

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Solution

The fourth proportional to 39,545.38, 54,570.54 and 22,550.06 is: 31,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.38 : 54,570.54 = 22,550.06 : x
  2. Step 2: Convert to fraction form
    39,545.38/54,570.54 = 22,550.06/x
  3. Step 3: Cross multiply
    39,545.38x = 54,570.54 × 22,550.06
  4. Step 4: Simplify right side
    39,545.38x = 1,230,568,951.23
  5. Step 5: Solve for x
    x = 1,230,568,951.23/39,545.38
  6. Step 6: Final answer
    x = 31,117.89

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1.5x scale

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.