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Finding the Fourth Proportional to 36,659.59, 54,972.98 and 10,358.18

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Solution

The fourth proportional to 36,659.59, 54,972.98 and 10,358.18 is: 15,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,659.59 : 54,972.98 = 10,358.18 : x
  2. Step 2: Convert to fraction form
    36,659.59/54,972.98 = 10,358.18/x
  3. Step 3: Cross multiply
    36,659.59x = 54,972.98 × 10,358.18
  4. Step 4: Simplify right side
    36,659.59x = 569,419,940.31
  5. Step 5: Solve for x
    x = 569,419,940.31/36,659.59
  6. Step 6: Final answer
    x = 15,532.63

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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.