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Finding the Fourth Proportional to 22,591.69, 33,887.29 and 9,261.71

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Solution

The fourth proportional to 22,591.69, 33,887.29 and 9,261.71 is: 13,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591.69 : 33,887.29 = 9,261.71 : x
  2. Step 2: Convert to fraction form
    22,591.69/33,887.29 = 9,261.71/x
  3. Step 3: Cross multiply
    22,591.69x = 33,887.29 × 9,261.71
  4. Step 4: Simplify right side
    22,591.69x = 313,854,252.67
  5. Step 5: Solve for x
    x = 313,854,252.67/22,591.69
  6. Step 6: Final answer
    x = 13,892.46

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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.