Home / 22,821.89-34,232.90-8,022.78

Finding the Fourth Proportional to 22,821.89, 34,232.90 and 8,022.78

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Solution

The fourth proportional to 22,821.89, 34,232.90 and 8,022.78 is: 12,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.89 : 34,232.90 = 8,022.78 : x
  2. Step 2: Convert to fraction form
    22,821.89/34,232.90 = 8,022.78/x
  3. Step 3: Cross multiply
    22,821.89x = 34,232.90 × 8,022.78
  4. Step 4: Simplify right side
    22,821.89x = 274,642,985.35
  5. Step 5: Solve for x
    x = 274,642,985.35/22,821.89
  6. Step 6: Final answer
    x = 12,034.19

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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.