Home / 22,821.30-34,240.46-13,954.86

Finding the Fourth Proportional to 22,821.30, 34,240.46 and 13,954.86

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Solution

The fourth proportional to 22,821.30, 34,240.46 and 13,954.86 is: 20,937.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.30 : 34,240.46 = 13,954.86 : x
  2. Step 2: Convert to fraction form
    22,821.30/34,240.46 = 13,954.86/x
  3. Step 3: Cross multiply
    22,821.30x = 34,240.46 × 13,954.86
  4. Step 4: Simplify right side
    22,821.30x = 477,820,755.86
  5. Step 5: Solve for x
    x = 477,820,755.86/22,821.30
  6. Step 6: Final answer
    x = 20,937.49

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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.