Home / 39,261.75-54,172.66-22,262.16

Finding the Fourth Proportional to 39,261.75, 54,172.66 and 22,262.16

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Solution

The fourth proportional to 39,261.75, 54,172.66 and 22,262.16 is: 30,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,261.75 : 54,172.66 = 22,262.16 : x
  2. Step 2: Convert to fraction form
    39,261.75/54,172.66 = 22,262.16/x
  3. Step 3: Cross multiply
    39,261.75x = 54,172.66 × 22,262.16
  4. Step 4: Simplify right side
    39,261.75x = 1,206,000,424.55
  5. Step 5: Solve for x
    x = 1,206,000,424.55/39,261.75
  6. Step 6: Final answer
    x = 30,716.93

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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.