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Finding the Fourth Proportional to 22,505.57, 33,758.36 and 5,865.56

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Solution

The fourth proportional to 22,505.57, 33,758.36 and 5,865.56 is: 8,798.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.57 : 33,758.36 = 5,865.56 : x
  2. Step 2: Convert to fraction form
    22,505.57/33,758.36 = 5,865.56/x
  3. Step 3: Cross multiply
    22,505.57x = 33,758.36 × 5,865.56
  4. Step 4: Simplify right side
    22,505.57x = 198,011,686.08
  5. Step 5: Solve for x
    x = 198,011,686.08/22,505.57
  6. Step 6: Final answer
    x = 8,798.34

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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.