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Finding the Fourth Proportional to 22,340.87, 33,505.77 and 7,549.46

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Solution

The fourth proportional to 22,340.87, 33,505.77 and 7,549.46 is: 11,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.87 : 33,505.77 = 7,549.46 : x
  2. Step 2: Convert to fraction form
    22,340.87/33,505.77 = 7,549.46/x
  3. Step 3: Cross multiply
    22,340.87x = 33,505.77 × 7,549.46
  4. Step 4: Simplify right side
    22,340.87x = 252,950,470.38
  5. Step 5: Solve for x
    x = 252,950,470.38/22,340.87
  6. Step 6: Final answer
    x = 11,322.32

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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.