Home / 37,184.12-55,764.36-12,218.39

Finding the Fourth Proportional to 37,184.12, 55,764.36 and 12,218.39

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Solution

The fourth proportional to 37,184.12, 55,764.36 and 12,218.39 is: 18,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,184.12 : 55,764.36 = 12,218.39 : x
  2. Step 2: Convert to fraction form
    37,184.12/55,764.36 = 12,218.39/x
  3. Step 3: Cross multiply
    37,184.12x = 55,764.36 × 12,218.39
  4. Step 4: Simplify right side
    37,184.12x = 681,350,837.99
  5. Step 5: Solve for x
    x = 681,350,837.99/37,184.12
  6. Step 6: Final answer
    x = 18,323.70

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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.