Home / 39,397.86-54,362.24-22,167.82

Finding the Fourth Proportional to 39,397.86, 54,362.24 and 22,167.82

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Solution

The fourth proportional to 39,397.86, 54,362.24 and 22,167.82 is: 30,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,397.86 : 54,362.24 = 22,167.82 : x
  2. Step 2: Convert to fraction form
    39,397.86/54,362.24 = 22,167.82/x
  3. Step 3: Cross multiply
    39,397.86x = 54,362.24 × 22,167.82
  4. Step 4: Simplify right side
    39,397.86x = 1,205,092,353.14
  5. Step 5: Solve for x
    x = 1,205,092,353.14/39,397.86
  6. Step 6: Final answer
    x = 30,587.76

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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.