Home / 38,255.76-57,382.07-13,301.46

Finding the Fourth Proportional to 38,255.76, 57,382.07 and 13,301.46

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Solution

The fourth proportional to 38,255.76, 57,382.07 and 13,301.46 is: 19,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.76 : 57,382.07 = 13,301.46 : x
  2. Step 2: Convert to fraction form
    38,255.76/57,382.07 = 13,301.46/x
  3. Step 3: Cross multiply
    38,255.76x = 57,382.07 × 13,301.46
  4. Step 4: Simplify right side
    38,255.76x = 763,265,242.31
  5. Step 5: Solve for x
    x = 763,265,242.31/38,255.76
  6. Step 6: Final answer
    x = 19,951.64

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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.