Home / 34,310.79-47,311.29-22,351.95

Finding the Fourth Proportional to 34,310.79, 47,311.29 and 22,351.95

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Solution

The fourth proportional to 34,310.79, 47,311.29 and 22,351.95 is: 30,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,310.79 : 47,311.29 = 22,351.95 : x
  2. Step 2: Convert to fraction form
    34,310.79/47,311.29 = 22,351.95/x
  3. Step 3: Cross multiply
    34,310.79x = 47,311.29 × 22,351.95
  4. Step 4: Simplify right side
    34,310.79x = 1,057,499,588.52
  5. Step 5: Solve for x
    x = 1,057,499,588.52/34,310.79
  6. Step 6: Final answer
    x = 30,821.20

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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.