Home / 38,429.28-57,633.60-14,731.68

Finding the Fourth Proportional to 38,429.28, 57,633.60 and 14,731.68

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Solution

The fourth proportional to 38,429.28, 57,633.60 and 14,731.68 is: 22,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.28 : 57,633.60 = 14,731.68 : x
  2. Step 2: Convert to fraction form
    38,429.28/57,633.60 = 14,731.68/x
  3. Step 3: Cross multiply
    38,429.28x = 57,633.60 × 14,731.68
  4. Step 4: Simplify right side
    38,429.28x = 849,039,752.45
  5. Step 5: Solve for x
    x = 849,039,752.45/38,429.28
  6. Step 6: Final answer
    x = 22,093.56

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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.