Home / 27,335.64-40,971.60-12,546.12

Finding the Fourth Proportional to 27,335.64, 40,971.60 and 12,546.12

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Solution

The fourth proportional to 27,335.64, 40,971.60 and 12,546.12 is: 18,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,335.64 : 40,971.60 = 12,546.12 : x
  2. Step 2: Convert to fraction form
    27,335.64/40,971.60 = 12,546.12/x
  3. Step 3: Cross multiply
    27,335.64x = 40,971.60 × 12,546.12
  4. Step 4: Simplify right side
    27,335.64x = 514,034,610.19
  5. Step 5: Solve for x
    x = 514,034,610.19/27,335.64
  6. Step 6: Final answer
    x = 18,804.56

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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.