Home / 12,375.17-18,566.60-4,055.25

Finding the Fourth Proportional to 12,375.17, 18,566.60 and 4,055.25

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Solution

The fourth proportional to 12,375.17, 18,566.60 and 4,055.25 is: 6,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375.17 : 18,566.60 = 4,055.25 : x
  2. Step 2: Convert to fraction form
    12,375.17/18,566.60 = 4,055.25/x
  3. Step 3: Cross multiply
    12,375.17x = 18,566.60 × 4,055.25
  4. Step 4: Simplify right side
    12,375.17x = 75,292,204.65
  5. Step 5: Solve for x
    x = 75,292,204.65/12,375.17
  6. Step 6: Final answer
    x = 6,084.13

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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.