Home / 38,331.54-57,488.67-10,631.70

Finding the Fourth Proportional to 38,331.54, 57,488.67 and 10,631.70

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Solution

The fourth proportional to 38,331.54, 57,488.67 and 10,631.70 is: 15,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.54 : 57,488.67 = 10,631.70 : x
  2. Step 2: Convert to fraction form
    38,331.54/57,488.67 = 10,631.70/x
  3. Step 3: Cross multiply
    38,331.54x = 57,488.67 × 10,631.70
  4. Step 4: Simplify right side
    38,331.54x = 611,202,292.84
  5. Step 5: Solve for x
    x = 611,202,292.84/38,331.54
  6. Step 6: Final answer
    x = 15,945.15

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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.