Home / 38,753.64-58,124.08-13,789.95

Finding the Fourth Proportional to 38,753.64, 58,124.08 and 13,789.95

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Solution

The fourth proportional to 38,753.64, 58,124.08 and 13,789.95 is: 20,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,753.64 : 58,124.08 = 13,789.95 : x
  2. Step 2: Convert to fraction form
    38,753.64/58,124.08 = 13,789.95/x
  3. Step 3: Cross multiply
    38,753.64x = 58,124.08 × 13,789.95
  4. Step 4: Simplify right side
    38,753.64x = 801,527,956.27
  5. Step 5: Solve for x
    x = 801,527,956.27/38,753.64
  6. Step 6: Final answer
    x = 20,682.65

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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.