Home / 38,260.28-57,399.65-13,296.69

Finding the Fourth Proportional to 38,260.28, 57,399.65 and 13,296.69

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Solution

The fourth proportional to 38,260.28, 57,399.65 and 13,296.69 is: 19,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.28 : 57,399.65 = 13,296.69 : x
  2. Step 2: Convert to fraction form
    38,260.28/57,399.65 = 13,296.69/x
  3. Step 3: Cross multiply
    38,260.28x = 57,399.65 × 13,296.69
  4. Step 4: Simplify right side
    38,260.28x = 763,225,352.16
  5. Step 5: Solve for x
    x = 763,225,352.16/38,260.28
  6. Step 6: Final answer
    x = 19,948.24

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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.