Home / 26,449.26-36,501.12-15,836.87

Finding the Fourth Proportional to 26,449.26, 36,501.12 and 15,836.87

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Solution

The fourth proportional to 26,449.26, 36,501.12 and 15,836.87 is: 21,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.26 : 36,501.12 = 15,836.87 : x
  2. Step 2: Convert to fraction form
    26,449.26/36,501.12 = 15,836.87/x
  3. Step 3: Cross multiply
    26,449.26x = 36,501.12 × 15,836.87
  4. Step 4: Simplify right side
    26,449.26x = 578,063,309.79
  5. Step 5: Solve for x
    x = 578,063,309.79/26,449.26
  6. Step 6: Final answer
    x = 21,855.56

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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.