Home / 29,865.78-44,788.01-9,871.61

Finding the Fourth Proportional to 29,865.78, 44,788.01 and 9,871.61

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Solution

The fourth proportional to 29,865.78, 44,788.01 and 9,871.61 is: 14,803.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,865.78 : 44,788.01 = 9,871.61 : x
  2. Step 2: Convert to fraction form
    29,865.78/44,788.01 = 9,871.61/x
  3. Step 3: Cross multiply
    29,865.78x = 44,788.01 × 9,871.61
  4. Step 4: Simplify right side
    29,865.78x = 442,129,494.10
  5. Step 5: Solve for x
    x = 442,129,494.10/29,865.78
  6. Step 6: Final answer
    x = 14,803.88

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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.