Home / 37,081.24-55,617.22-12,119.20

Finding the Fourth Proportional to 37,081.24, 55,617.22 and 12,119.20

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Solution

The fourth proportional to 37,081.24, 55,617.22 and 12,119.20 is: 18,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.24 : 55,617.22 = 12,119.20 : x
  2. Step 2: Convert to fraction form
    37,081.24/55,617.22 = 12,119.20/x
  3. Step 3: Cross multiply
    37,081.24x = 55,617.22 × 12,119.20
  4. Step 4: Simplify right side
    37,081.24x = 674,036,212.62
  5. Step 5: Solve for x
    x = 674,036,212.62/37,081.24
  6. Step 6: Final answer
    x = 18,177.28

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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.