Home / 26,287.28-36,276.36-15,677.36

Finding the Fourth Proportional to 26,287.28, 36,276.36 and 15,677.36

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Solution

The fourth proportional to 26,287.28, 36,276.36 and 15,677.36 is: 21,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.28 : 36,276.36 = 15,677.36 : x
  2. Step 2: Convert to fraction form
    26,287.28/36,276.36 = 15,677.36/x
  3. Step 3: Cross multiply
    26,287.28x = 36,276.36 × 15,677.36
  4. Step 4: Simplify right side
    26,287.28x = 568,717,555.21
  5. Step 5: Solve for x
    x = 568,717,555.21/26,287.28
  6. Step 6: Final answer
    x = 21,634.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.