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Finding the Fourth Proportional to 22,757.63, 34,112.99 and 8,713.82

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Solution

The fourth proportional to 22,757.63, 34,112.99 and 8,713.82 is: 13,061.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.63 : 34,112.99 = 8,713.82 : x
  2. Step 2: Convert to fraction form
    22,757.63/34,112.99 = 8,713.82/x
  3. Step 3: Cross multiply
    22,757.63x = 34,112.99 × 8,713.82
  4. Step 4: Simplify right side
    22,757.63x = 297,254,240.39
  5. Step 5: Solve for x
    x = 297,254,240.39/22,757.63
  6. Step 6: Final answer
    x = 13,061.74

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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.