Home / 38,330.10-57,502.46-13,377.27

Finding the Fourth Proportional to 38,330.10, 57,502.46 and 13,377.27

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Solution

The fourth proportional to 38,330.10, 57,502.46 and 13,377.27 is: 20,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.10 : 57,502.46 = 13,377.27 : x
  2. Step 2: Convert to fraction form
    38,330.10/57,502.46 = 13,377.27/x
  3. Step 3: Cross multiply
    38,330.10x = 57,502.46 × 13,377.27
  4. Step 4: Simplify right side
    38,330.10x = 769,225,933.08
  5. Step 5: Solve for x
    x = 769,225,933.08/38,330.10
  6. Step 6: Final answer
    x = 20,068.46

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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.