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Finding the Fourth Proportional to 22,059.60, 33,095.57 and 8,921.19

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Solution

The fourth proportional to 22,059.60, 33,095.57 and 8,921.19 is: 13,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.60 : 33,095.57 = 8,921.19 : x
  2. Step 2: Convert to fraction form
    22,059.60/33,095.57 = 8,921.19/x
  3. Step 3: Cross multiply
    22,059.60x = 33,095.57 × 8,921.19
  4. Step 4: Simplify right side
    22,059.60x = 295,251,868.13
  5. Step 5: Solve for x
    x = 295,251,868.13/22,059.60
  6. Step 6: Final answer
    x = 13,384.28

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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.