Home / 37,085.27-55,631.32-12,125.44

Finding the Fourth Proportional to 37,085.27, 55,631.32 and 12,125.44

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Solution

The fourth proportional to 37,085.27, 55,631.32 and 12,125.44 is: 18,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.27 : 55,631.32 = 12,125.44 : x
  2. Step 2: Convert to fraction form
    37,085.27/55,631.32 = 12,125.44/x
  3. Step 3: Cross multiply
    37,085.27x = 55,631.32 × 12,125.44
  4. Step 4: Simplify right side
    37,085.27x = 674,554,272.01
  5. Step 5: Solve for x
    x = 674,554,272.01/37,085.27
  6. Step 6: Final answer
    x = 18,189.28

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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.