Home / 38,429.70-57,644.55-10,727.70

Finding the Fourth Proportional to 38,429.70, 57,644.55 and 10,727.70

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Solution

The fourth proportional to 38,429.70, 57,644.55 and 10,727.70 is: 16,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.70 : 57,644.55 = 10,727.70 : x
  2. Step 2: Convert to fraction form
    38,429.70/57,644.55 = 10,727.70/x
  3. Step 3: Cross multiply
    38,429.70x = 57,644.55 × 10,727.70
  4. Step 4: Simplify right side
    38,429.70x = 618,393,439.04
  5. Step 5: Solve for x
    x = 618,393,439.04/38,429.70
  6. Step 6: Final answer
    x = 16,091.55

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1.5x scale

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.