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Finding the Fourth Proportional to 36,560.61, 50,453.55 and 19,793.61

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Solution

The fourth proportional to 36,560.61, 50,453.55 and 19,793.61 is: 27,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,560.61 : 50,453.55 = 19,793.61 : x
  2. Step 2: Convert to fraction form
    36,560.61/50,453.55 = 19,793.61/x
  3. Step 3: Cross multiply
    36,560.61x = 50,453.55 × 19,793.61
  4. Step 4: Simplify right side
    36,560.61x = 998,657,891.82
  5. Step 5: Solve for x
    x = 998,657,891.82/36,560.61
  6. Step 6: Final answer
    x = 27,315.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.