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Finding the Fourth Proportional to 22,549.94, 33,821.34 and 7,557.32

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Solution

The fourth proportional to 22,549.94, 33,821.34 and 7,557.32 is: 11,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,549.94 : 33,821.34 = 7,557.32 : x
  2. Step 2: Convert to fraction form
    22,549.94/33,821.34 = 7,557.32/x
  3. Step 3: Cross multiply
    22,549.94x = 33,821.34 × 7,557.32
  4. Step 4: Simplify right side
    22,549.94x = 255,598,689.21
  5. Step 5: Solve for x
    x = 255,598,689.21/22,549.94
  6. Step 6: Final answer
    x = 11,334.78

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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.