Home / 36,591.75-54,896.13-18,815.69

Finding the Fourth Proportional to 36,591.75, 54,896.13 and 18,815.69

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Solution

The fourth proportional to 36,591.75, 54,896.13 and 18,815.69 is: 28,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,591.75 : 54,896.13 = 18,815.69 : x
  2. Step 2: Convert to fraction form
    36,591.75/54,896.13 = 18,815.69/x
  3. Step 3: Cross multiply
    36,591.75x = 54,896.13 × 18,815.69
  4. Step 4: Simplify right side
    36,591.75x = 1,032,908,701.52
  5. Step 5: Solve for x
    x = 1,032,908,701.52/36,591.75
  6. Step 6: Final answer
    x = 28,227.91

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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.