Home / 26,727.80-36,882.81-14,790.56

Finding the Fourth Proportional to 26,727.80, 36,882.81 and 14,790.56

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Solution

The fourth proportional to 26,727.80, 36,882.81 and 14,790.56 is: 20,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.80 : 36,882.81 = 14,790.56 : x
  2. Step 2: Convert to fraction form
    26,727.80/36,882.81 = 14,790.56/x
  3. Step 3: Cross multiply
    26,727.80x = 36,882.81 × 14,790.56
  4. Step 4: Simplify right side
    26,727.80x = 545,517,229.86
  5. Step 5: Solve for x
    x = 545,517,229.86/26,727.80
  6. Step 6: Final answer
    x = 20,410.11

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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.