Home / 38,097.76-57,092.19-21,422.80

Finding the Fourth Proportional to 38,097.76, 57,092.19 and 21,422.80

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Solution

The fourth proportional to 38,097.76, 57,092.19 and 21,422.80 is: 32,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097.76 : 57,092.19 = 21,422.80 : x
  2. Step 2: Convert to fraction form
    38,097.76/57,092.19 = 21,422.80/x
  3. Step 3: Cross multiply
    38,097.76x = 57,092.19 × 21,422.80
  4. Step 4: Simplify right side
    38,097.76x = 1,223,074,567.93
  5. Step 5: Solve for x
    x = 1,223,074,567.93/38,097.76
  6. Step 6: Final answer
    x = 32,103.58

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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.