Home / 26,447.11-39,642.80-8,673.14

Finding the Fourth Proportional to 26,447.11, 39,642.80 and 8,673.14

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Solution

The fourth proportional to 26,447.11, 39,642.80 and 8,673.14 is: 13,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.11 : 39,642.80 = 8,673.14 : x
  2. Step 2: Convert to fraction form
    26,447.11/39,642.80 = 8,673.14/x
  3. Step 3: Cross multiply
    26,447.11x = 39,642.80 × 8,673.14
  4. Step 4: Simplify right side
    26,447.11x = 343,827,610.13
  5. Step 5: Solve for x
    x = 343,827,610.13/26,447.11
  6. Step 6: Final answer
    x = 13,000.58

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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.