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Finding the Fourth Proportional to 22,969.96, 34,454.94 and 7,389.88

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Solution

The fourth proportional to 22,969.96, 34,454.94 and 7,389.88 is: 11,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,969.96 : 34,454.94 = 7,389.88 : x
  2. Step 2: Convert to fraction form
    22,969.96/34,454.94 = 7,389.88/x
  3. Step 3: Cross multiply
    22,969.96x = 34,454.94 × 7,389.88
  4. Step 4: Simplify right side
    22,969.96x = 254,617,872.01
  5. Step 5: Solve for x
    x = 254,617,872.01/22,969.96
  6. Step 6: Final answer
    x = 11,084.82

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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.