Home / 16,834.72-23,230.86-9,280.66

Finding the Fourth Proportional to 16,834.72, 23,230.86 and 9,280.66

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Solution

The fourth proportional to 16,834.72, 23,230.86 and 9,280.66 is: 12,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.72 : 23,230.86 = 9,280.66 : x
  2. Step 2: Convert to fraction form
    16,834.72/23,230.86 = 9,280.66/x
  3. Step 3: Cross multiply
    16,834.72x = 23,230.86 × 9,280.66
  4. Step 4: Simplify right side
    16,834.72x = 215,597,713.17
  5. Step 5: Solve for x
    x = 215,597,713.17/16,834.72
  6. Step 6: Final answer
    x = 12,806.73

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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.