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Finding the Fourth Proportional to 22,475.75, 33,719.10 and 7,482.83

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Solution

The fourth proportional to 22,475.75, 33,719.10 and 7,482.83 is: 11,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475.75 : 33,719.10 = 7,482.83 : x
  2. Step 2: Convert to fraction form
    22,475.75/33,719.10 = 7,482.83/x
  3. Step 3: Cross multiply
    22,475.75x = 33,719.10 × 7,482.83
  4. Step 4: Simplify right side
    22,475.75x = 252,314,255.64
  5. Step 5: Solve for x
    x = 252,314,255.64/22,475.75
  6. Step 6: Final answer
    x = 11,226.07

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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.