Home / 38,864.66-58,261.41-18,869.99

Finding the Fourth Proportional to 38,864.66, 58,261.41 and 18,869.99

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Solution

The fourth proportional to 38,864.66, 58,261.41 and 18,869.99 is: 28,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.66 : 58,261.41 = 18,869.99 : x
  2. Step 2: Convert to fraction form
    38,864.66/58,261.41 = 18,869.99/x
  3. Step 3: Cross multiply
    38,864.66x = 58,261.41 × 18,869.99
  4. Step 4: Simplify right side
    38,864.66x = 1,099,391,932.78
  5. Step 5: Solve for x
    x = 1,099,391,932.78/38,864.66
  6. Step 6: Final answer
    x = 28,287.71

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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.