Home / 38,135.44-57,202.98-9,672.40

Finding the Fourth Proportional to 38,135.44, 57,202.98 and 9,672.40

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Solution

The fourth proportional to 38,135.44, 57,202.98 and 9,672.40 is: 14,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.44 : 57,202.98 = 9,672.40 : x
  2. Step 2: Convert to fraction form
    38,135.44/57,202.98 = 9,672.40/x
  3. Step 3: Cross multiply
    38,135.44x = 57,202.98 × 9,672.40
  4. Step 4: Simplify right side
    38,135.44x = 553,290,103.75
  5. Step 5: Solve for x
    x = 553,290,103.75/38,135.44
  6. Step 6: Final answer
    x = 14,508.55

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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.