Home / 16,261.48-22,442.90-9,187.75

Finding the Fourth Proportional to 16,261.48, 22,442.90 and 9,187.75

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Solution

The fourth proportional to 16,261.48, 22,442.90 and 9,187.75 is: 12,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,261.48 : 22,442.90 = 9,187.75 : x
  2. Step 2: Convert to fraction form
    16,261.48/22,442.90 = 9,187.75/x
  3. Step 3: Cross multiply
    16,261.48x = 22,442.90 × 9,187.75
  4. Step 4: Simplify right side
    16,261.48x = 206,199,754.48
  5. Step 5: Solve for x
    x = 206,199,754.48/16,261.48
  6. Step 6: Final answer
    x = 12,680.26

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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.