Home / 38,866.28-58,278.72-15,181.88

Finding the Fourth Proportional to 38,866.28, 58,278.72 and 15,181.88

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Solution

The fourth proportional to 38,866.28, 58,278.72 and 15,181.88 is: 22,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.28 : 58,278.72 = 15,181.88 : x
  2. Step 2: Convert to fraction form
    38,866.28/58,278.72 = 15,181.88/x
  3. Step 3: Cross multiply
    38,866.28x = 58,278.72 × 15,181.88
  4. Step 4: Simplify right side
    38,866.28x = 884,780,533.59
  5. Step 5: Solve for x
    x = 884,780,533.59/38,866.28
  6. Step 6: Final answer
    x = 22,764.73

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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.