Home / 37,177.10-55,759.19-12,217.31

Finding the Fourth Proportional to 37,177.10, 55,759.19 and 12,217.31

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Solution

The fourth proportional to 37,177.10, 55,759.19 and 12,217.31 is: 18,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,177.10 : 55,759.19 = 12,217.31 : x
  2. Step 2: Convert to fraction form
    37,177.10/55,759.19 = 12,217.31/x
  3. Step 3: Cross multiply
    37,177.10x = 55,759.19 × 12,217.31
  4. Step 4: Simplify right side
    37,177.10x = 681,226,969.70
  5. Step 5: Solve for x
    x = 681,226,969.70/37,177.10
  6. Step 6: Final answer
    x = 18,323.84

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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.