Home / 26,694.28-36,841.78-15,363.55

Finding the Fourth Proportional to 26,694.28, 36,841.78 and 15,363.55

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Solution

The fourth proportional to 26,694.28, 36,841.78 and 15,363.55 is: 21,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,694.28 : 36,841.78 = 15,363.55 : x
  2. Step 2: Convert to fraction form
    26,694.28/36,841.78 = 15,363.55/x
  3. Step 3: Cross multiply
    26,694.28x = 36,841.78 × 15,363.55
  4. Step 4: Simplify right side
    26,694.28x = 566,020,529.12
  5. Step 5: Solve for x
    x = 566,020,529.12/26,694.28
  6. Step 6: Final answer
    x = 21,203.81

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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.