Home / 39,650.43-54,712.54-22,655.78

Finding the Fourth Proportional to 39,650.43, 54,712.54 and 22,655.78

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Solution

The fourth proportional to 39,650.43, 54,712.54 and 22,655.78 is: 31,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650.43 : 54,712.54 = 22,655.78 : x
  2. Step 2: Convert to fraction form
    39,650.43/54,712.54 = 22,655.78/x
  3. Step 3: Cross multiply
    39,650.43x = 54,712.54 × 22,655.78
  4. Step 4: Simplify right side
    39,650.43x = 1,239,554,882.64
  5. Step 5: Solve for x
    x = 1,239,554,882.64/39,650.43
  6. Step 6: Final answer
    x = 31,262.08

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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.