Home / 38,427.40-57,632.46-17,630.92

Finding the Fourth Proportional to 38,427.40, 57,632.46 and 17,630.92

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Solution

The fourth proportional to 38,427.40, 57,632.46 and 17,630.92 is: 26,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,427.40 : 57,632.46 = 17,630.92 : x
  2. Step 2: Convert to fraction form
    38,427.40/57,632.46 = 17,630.92/x
  3. Step 3: Cross multiply
    38,427.40x = 57,632.46 × 17,630.92
  4. Step 4: Simplify right side
    38,427.40x = 1,016,113,291.66
  5. Step 5: Solve for x
    x = 1,016,113,291.66/38,427.40
  6. Step 6: Final answer
    x = 26,442.42

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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.