Home / 38,065.58-57,102.19-13,102.33

Finding the Fourth Proportional to 38,065.58, 57,102.19 and 13,102.33

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Solution

The fourth proportional to 38,065.58, 57,102.19 and 13,102.33 is: 19,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.58 : 57,102.19 = 13,102.33 : x
  2. Step 2: Convert to fraction form
    38,065.58/57,102.19 = 13,102.33/x
  3. Step 3: Cross multiply
    38,065.58x = 57,102.19 × 13,102.33
  4. Step 4: Simplify right side
    38,065.58x = 748,171,451.59
  5. Step 5: Solve for x
    x = 748,171,451.59/38,065.58
  6. Step 6: Final answer
    x = 19,654.80

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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.