Home / 38,160.90-52,663.41-22,242.78

Finding the Fourth Proportional to 38,160.90, 52,663.41 and 22,242.78

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Solution

The fourth proportional to 38,160.90, 52,663.41 and 22,242.78 is: 30,695.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,160.90 : 52,663.41 = 22,242.78 : x
  2. Step 2: Convert to fraction form
    38,160.90/52,663.41 = 22,242.78/x
  3. Step 3: Cross multiply
    38,160.90x = 52,663.41 × 22,242.78
  4. Step 4: Simplify right side
    38,160.90x = 1,171,380,642.68
  5. Step 5: Solve for x
    x = 1,171,380,642.68/38,160.90
  6. Step 6: Final answer
    x = 30,695.83

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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.