Home / 26,754.82-36,917.71-15,423.42

Finding the Fourth Proportional to 26,754.82, 36,917.71 and 15,423.42

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Solution

The fourth proportional to 26,754.82, 36,917.71 and 15,423.42 is: 21,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.82 : 36,917.71 = 15,423.42 : x
  2. Step 2: Convert to fraction form
    26,754.82/36,917.71 = 15,423.42/x
  3. Step 3: Cross multiply
    26,754.82x = 36,917.71 × 15,423.42
  4. Step 4: Simplify right side
    26,754.82x = 569,397,446.65
  5. Step 5: Solve for x
    x = 569,397,446.65/26,754.82
  6. Step 6: Final answer
    x = 21,282.05

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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.