Home / 22,436.28-33,647.08-7,440.55

Finding the Fourth Proportional to 22,436.28, 33,647.08 and 7,440.55

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Solution

The fourth proportional to 22,436.28, 33,647.08 and 7,440.55 is: 11,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.28 : 33,647.08 = 7,440.55 : x
  2. Step 2: Convert to fraction form
    22,436.28/33,647.08 = 7,440.55/x
  3. Step 3: Cross multiply
    22,436.28x = 33,647.08 × 7,440.55
  4. Step 4: Simplify right side
    22,436.28x = 250,352,781.09
  5. Step 5: Solve for x
    x = 250,352,781.09/22,436.28
  6. Step 6: Final answer
    x = 11,158.39

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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.