Home / 26,687.25-40,037.81-7,967.29

Finding the Fourth Proportional to 26,687.25, 40,037.81 and 7,967.29

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Solution

The fourth proportional to 26,687.25, 40,037.81 and 7,967.29 is: 11,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.25 : 40,037.81 = 7,967.29 : x
  2. Step 2: Convert to fraction form
    26,687.25/40,037.81 = 7,967.29/x
  3. Step 3: Cross multiply
    26,687.25x = 40,037.81 × 7,967.29
  4. Step 4: Simplify right side
    26,687.25x = 318,992,703.30
  5. Step 5: Solve for x
    x = 318,992,703.30/26,687.25
  6. Step 6: Final answer
    x = 11,953.00

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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.