Home / 38,351.71-57,530.18-13,040.92

Finding the Fourth Proportional to 38,351.71, 57,530.18 and 13,040.92

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Solution

The fourth proportional to 38,351.71, 57,530.18 and 13,040.92 is: 19,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.71 : 57,530.18 = 13,040.92 : x
  2. Step 2: Convert to fraction form
    38,351.71/57,530.18 = 13,040.92/x
  3. Step 3: Cross multiply
    38,351.71x = 57,530.18 × 13,040.92
  4. Step 4: Simplify right side
    38,351.71x = 750,246,579.48
  5. Step 5: Solve for x
    x = 750,246,579.48/38,351.71
  6. Step 6: Final answer
    x = 19,562.27

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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.