Home / 22,672.15-34,008.30-7,881.19

Finding the Fourth Proportional to 22,672.15, 34,008.30 and 7,881.19

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Solution

The fourth proportional to 22,672.15, 34,008.30 and 7,881.19 is: 11,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.15 : 34,008.30 = 7,881.19 : x
  2. Step 2: Convert to fraction form
    22,672.15/34,008.30 = 7,881.19/x
  3. Step 3: Cross multiply
    22,672.15x = 34,008.30 × 7,881.19
  4. Step 4: Simplify right side
    22,672.15x = 268,025,788.86
  5. Step 5: Solve for x
    x = 268,025,788.86/22,672.15
  6. Step 6: Final answer
    x = 11,821.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.