Home / 26,686.26-40,036.68-7,967.16

Finding the Fourth Proportional to 26,686.26, 40,036.68 and 7,967.16

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Solution

The fourth proportional to 26,686.26, 40,036.68 and 7,967.16 is: 11,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.26 : 40,036.68 = 7,967.16 : x
  2. Step 2: Convert to fraction form
    26,686.26/40,036.68 = 7,967.16/x
  3. Step 3: Cross multiply
    26,686.26x = 40,036.68 × 7,967.16
  4. Step 4: Simplify right side
    26,686.26x = 318,978,635.43
  5. Step 5: Solve for x
    x = 318,978,635.43/26,686.26
  6. Step 6: Final answer
    x = 11,952.92

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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.