Home / 39,316.02-54,249.96-22,545.78

Finding the Fourth Proportional to 39,316.02, 54,249.96 and 22,545.78

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Solution

The fourth proportional to 39,316.02, 54,249.96 and 22,545.78 is: 31,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,316.02 : 54,249.96 = 22,545.78 : x
  2. Step 2: Convert to fraction form
    39,316.02/54,249.96 = 22,545.78/x
  3. Step 3: Cross multiply
    39,316.02x = 54,249.96 × 22,545.78
  4. Step 4: Simplify right side
    39,316.02x = 1,223,107,663.17
  5. Step 5: Solve for x
    x = 1,223,107,663.17/39,316.02
  6. Step 6: Final answer
    x = 31,109.65

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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.