Home / 26,449.80-39,674.70-11,651.10

Finding the Fourth Proportional to 26,449.80, 39,674.70 and 11,651.10

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Solution

The fourth proportional to 26,449.80, 39,674.70 and 11,651.10 is: 17,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.80 : 39,674.70 = 11,651.10 : x
  2. Step 2: Convert to fraction form
    26,449.80/39,674.70 = 11,651.10/x
  3. Step 3: Cross multiply
    26,449.80x = 39,674.70 × 11,651.10
  4. Step 4: Simplify right side
    26,449.80x = 462,253,897.17
  5. Step 5: Solve for x
    x = 462,253,897.17/26,449.80
  6. Step 6: Final answer
    x = 17,476.65

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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.