Home / 39,227.46-54,132.57-22,457.22

Finding the Fourth Proportional to 39,227.46, 54,132.57 and 22,457.22

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Solution

The fourth proportional to 39,227.46, 54,132.57 and 22,457.22 is: 30,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,227.46 : 54,132.57 = 22,457.22 : x
  2. Step 2: Convert to fraction form
    39,227.46/54,132.57 = 22,457.22/x
  3. Step 3: Cross multiply
    39,227.46x = 54,132.57 × 22,457.22
  4. Step 4: Simplify right side
    39,227.46x = 1,215,667,033.66
  5. Step 5: Solve for x
    x = 1,215,667,033.66/39,227.46
  6. Step 6: Final answer
    x = 30,990.21

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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.