Home / 22,561.20-33,821.16-8,699.76

Finding the Fourth Proportional to 22,561.20, 33,821.16 and 8,699.76

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Solution

The fourth proportional to 22,561.20, 33,821.16 and 8,699.76 is: 13,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,561.20 : 33,821.16 = 8,699.76 : x
  2. Step 2: Convert to fraction form
    22,561.20/33,821.16 = 8,699.76/x
  3. Step 3: Cross multiply
    22,561.20x = 33,821.16 × 8,699.76
  4. Step 4: Simplify right side
    22,561.20x = 294,235,974.92
  5. Step 5: Solve for x
    x = 294,235,974.92/22,561.20
  6. Step 6: Final answer
    x = 13,041.68

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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.