Home / 37,185.22-55,766.02-12,219.52

Finding the Fourth Proportional to 37,185.22, 55,766.02 and 12,219.52

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Solution

The fourth proportional to 37,185.22, 55,766.02 and 12,219.52 is: 18,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,185.22 : 55,766.02 = 12,219.52 : x
  2. Step 2: Convert to fraction form
    37,185.22/55,766.02 = 12,219.52/x
  3. Step 3: Cross multiply
    37,185.22x = 55,766.02 × 12,219.52
  4. Step 4: Simplify right side
    37,185.22x = 681,433,996.71
  5. Step 5: Solve for x
    x = 681,433,996.71/37,185.22
  6. Step 6: Final answer
    x = 18,325.40

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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.