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Finding the Fourth Proportional to 22,995.71, 34,486.89 and 8,952.60

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Solution

The fourth proportional to 22,995.71, 34,486.89 and 8,952.60 is: 13,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.71 : 34,486.89 = 8,952.60 : x
  2. Step 2: Convert to fraction form
    22,995.71/34,486.89 = 8,952.60/x
  3. Step 3: Cross multiply
    22,995.71x = 34,486.89 × 8,952.60
  4. Step 4: Simplify right side
    22,995.71x = 308,747,454.21
  5. Step 5: Solve for x
    x = 308,747,454.21/22,995.71
  6. Step 6: Final answer
    x = 13,426.31

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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.