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Finding the Fourth Proportional to 22,373.64, 33,559.92 and 9,216.90

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Solution

The fourth proportional to 22,373.64, 33,559.92 and 9,216.90 is: 13,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.64 : 33,559.92 = 9,216.90 : x
  2. Step 2: Convert to fraction form
    22,373.64/33,559.92 = 9,216.90/x
  3. Step 3: Cross multiply
    22,373.64x = 33,559.92 × 9,216.90
  4. Step 4: Simplify right side
    22,373.64x = 309,318,426.65
  5. Step 5: Solve for x
    x = 309,318,426.65/22,373.64
  6. Step 6: Final answer
    x = 13,825.13

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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.