Home / 38,833.35-58,156.59-22,142.78

Finding the Fourth Proportional to 38,833.35, 58,156.59 and 22,142.78

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Solution

The fourth proportional to 38,833.35, 58,156.59 and 22,142.78 is: 33,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,833.35 : 58,156.59 = 22,142.78 : x
  2. Step 2: Convert to fraction form
    38,833.35/58,156.59 = 22,142.78/x
  3. Step 3: Cross multiply
    38,833.35x = 58,156.59 × 22,142.78
  4. Step 4: Simplify right side
    38,833.35x = 1,287,748,577.92
  5. Step 5: Solve for x
    x = 1,287,748,577.92/38,833.35
  6. Step 6: Final answer
    x = 33,160.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.