Home / 26,167.18-39,252.57-8,649.31

Finding the Fourth Proportional to 26,167.18, 39,252.57 and 8,649.31

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Solution

The fourth proportional to 26,167.18, 39,252.57 and 8,649.31 is: 12,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,167.18 : 39,252.57 = 8,649.31 : x
  2. Step 2: Convert to fraction form
    26,167.18/39,252.57 = 8,649.31/x
  3. Step 3: Cross multiply
    26,167.18x = 39,252.57 × 8,649.31
  4. Step 4: Simplify right side
    26,167.18x = 339,507,646.23
  5. Step 5: Solve for x
    x = 339,507,646.23/26,167.18
  6. Step 6: Final answer
    x = 12,974.56

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1.5x scale

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.