Home / 38,498.81-57,753.48-13,533.14

Finding the Fourth Proportional to 38,498.81, 57,753.48 and 13,533.14

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Solution

The fourth proportional to 38,498.81, 57,753.48 and 13,533.14 is: 20,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,498.81 : 57,753.48 = 13,533.14 : x
  2. Step 2: Convert to fraction form
    38,498.81/57,753.48 = 13,533.14/x
  3. Step 3: Cross multiply
    38,498.81x = 57,753.48 × 13,533.14
  4. Step 4: Simplify right side
    38,498.81x = 781,585,641.56
  5. Step 5: Solve for x
    x = 781,585,641.56/38,498.81
  6. Step 6: Final answer
    x = 20,301.56

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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.