Home / 16,454.62-22,707.99-9,380.86

Finding the Fourth Proportional to 16,454.62, 22,707.99 and 9,380.86

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Solution

The fourth proportional to 16,454.62, 22,707.99 and 9,380.86 is: 12,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,454.62 : 22,707.99 = 9,380.86 : x
  2. Step 2: Convert to fraction form
    16,454.62/22,707.99 = 9,380.86/x
  3. Step 3: Cross multiply
    16,454.62x = 22,707.99 × 9,380.86
  4. Step 4: Simplify right side
    16,454.62x = 213,020,475.07
  5. Step 5: Solve for x
    x = 213,020,475.07/16,454.62
  6. Step 6: Final answer
    x = 12,945.94

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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.