Home / 36,318.76-54,405.24-26,478.88

Finding the Fourth Proportional to 36,318.76, 54,405.24 and 26,478.88

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Solution

The fourth proportional to 36,318.76, 54,405.24 and 26,478.88 is: 39,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,318.76 : 54,405.24 = 26,478.88 : x
  2. Step 2: Convert to fraction form
    36,318.76/54,405.24 = 26,478.88/x
  3. Step 3: Cross multiply
    36,318.76x = 54,405.24 × 26,478.88
  4. Step 4: Simplify right side
    36,318.76x = 1,440,589,821.33
  5. Step 5: Solve for x
    x = 1,440,589,821.33/36,318.76
  6. Step 6: Final answer
    x = 39,665.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.