Home / 16,442.40-22,691.07-9,272.25

Finding the Fourth Proportional to 16,442.40, 22,691.07 and 9,272.25

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Solution

The fourth proportional to 16,442.40, 22,691.07 and 9,272.25 is: 12,796.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.40 : 22,691.07 = 9,272.25 : x
  2. Step 2: Convert to fraction form
    16,442.40/22,691.07 = 9,272.25/x
  3. Step 3: Cross multiply
    16,442.40x = 22,691.07 × 9,272.25
  4. Step 4: Simplify right side
    16,442.40x = 210,397,273.81
  5. Step 5: Solve for x
    x = 210,397,273.81/16,442.40
  6. Step 6: Final answer
    x = 12,796.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.