Home / 16,832.25-23,228.50-9,278.70

Finding the Fourth Proportional to 16,832.25, 23,228.50 and 9,278.70

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Solution

The fourth proportional to 16,832.25, 23,228.50 and 9,278.70 is: 12,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.25 : 23,228.50 = 9,278.70 : x
  2. Step 2: Convert to fraction form
    16,832.25/23,228.50 = 9,278.70/x
  3. Step 3: Cross multiply
    16,832.25x = 23,228.50 × 9,278.70
  4. Step 4: Simplify right side
    16,832.25x = 215,530,294.61
  5. Step 5: Solve for x
    x = 215,530,294.61/16,832.25
  6. Step 6: Final answer
    x = 12,804.61

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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.