Home / 16,234.42-22,403.48-9,160.84

Finding the Fourth Proportional to 16,234.42, 22,403.48 and 9,160.84

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Solution

The fourth proportional to 16,234.42, 22,403.48 and 9,160.84 is: 12,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,234.42 : 22,403.48 = 9,160.84 : x
  2. Step 2: Convert to fraction form
    16,234.42/22,403.48 = 9,160.84/x
  3. Step 3: Cross multiply
    16,234.42x = 22,403.48 × 9,160.84
  4. Step 4: Simplify right side
    16,234.42x = 205,234,695.72
  5. Step 5: Solve for x
    x = 205,234,695.72/16,234.42
  6. Step 6: Final answer
    x = 12,641.95

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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.