Home / 39,545.50-54,572.37-22,552.51

Finding the Fourth Proportional to 39,545.50, 54,572.37 and 22,552.51

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Solution

The fourth proportional to 39,545.50, 54,572.37 and 22,552.51 is: 31,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.50 : 54,572.37 = 22,552.51 : x
  2. Step 2: Convert to fraction form
    39,545.50/54,572.37 = 22,552.51/x
  3. Step 3: Cross multiply
    39,545.50x = 54,572.37 × 22,552.51
  4. Step 4: Simplify right side
    39,545.50x = 1,230,743,920.15
  5. Step 5: Solve for x
    x = 1,230,743,920.15/39,545.50
  6. Step 6: Final answer
    x = 31,122.22

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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.