Home / 12,417.48-18,627.35-4,097.52

Finding the Fourth Proportional to 12,417.48, 18,627.35 and 4,097.52

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Solution

The fourth proportional to 12,417.48, 18,627.35 and 4,097.52 is: 6,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417.48 : 18,627.35 = 4,097.52 : x
  2. Step 2: Convert to fraction form
    12,417.48/18,627.35 = 4,097.52/x
  3. Step 3: Cross multiply
    12,417.48x = 18,627.35 × 4,097.52
  4. Step 4: Simplify right side
    12,417.48x = 76,325,918.68
  5. Step 5: Solve for x
    x = 76,325,918.68/12,417.48
  6. Step 6: Final answer
    x = 6,146.65

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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.