Home / 22,099.57-33,130.75-8,961.17

Finding the Fourth Proportional to 22,099.57, 33,130.75 and 8,961.17

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Solution

The fourth proportional to 22,099.57, 33,130.75 and 8,961.17 is: 13,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.57 : 33,130.75 = 8,961.17 : x
  2. Step 2: Convert to fraction form
    22,099.57/33,130.75 = 8,961.17/x
  3. Step 3: Cross multiply
    22,099.57x = 33,130.75 × 8,961.17
  4. Step 4: Simplify right side
    22,099.57x = 296,890,282.98
  5. Step 5: Solve for x
    x = 296,890,282.98/22,099.57
  6. Step 6: Final answer
    x = 13,434.21

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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.