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Finding the Fourth Proportional to 22,947.21, 34,380.02 and 9,590.79

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Solution

The fourth proportional to 22,947.21, 34,380.02 and 9,590.79 is: 14,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.21 : 34,380.02 = 9,590.79 : x
  2. Step 2: Convert to fraction form
    22,947.21/34,380.02 = 9,590.79/x
  3. Step 3: Cross multiply
    22,947.21x = 34,380.02 × 9,590.79
  4. Step 4: Simplify right side
    22,947.21x = 329,731,629.60
  5. Step 5: Solve for x
    x = 329,731,629.60/22,947.21
  6. Step 6: Final answer
    x = 14,369.14

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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.