Home / 16,270.72-22,454.52-9,197.76

Finding the Fourth Proportional to 16,270.72, 22,454.52 and 9,197.76

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Solution

The fourth proportional to 16,270.72, 22,454.52 and 9,197.76 is: 12,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,270.72 : 22,454.52 = 9,197.76 : x
  2. Step 2: Convert to fraction form
    16,270.72/22,454.52 = 9,197.76/x
  3. Step 3: Cross multiply
    16,270.72x = 22,454.52 × 9,197.76
  4. Step 4: Simplify right side
    16,270.72x = 206,531,285.88
  5. Step 5: Solve for x
    x = 206,531,285.88/16,270.72
  6. Step 6: Final answer
    x = 12,693.43

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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.