Home / 39,474.14-54,474.26-22,478.39

Finding the Fourth Proportional to 39,474.14, 54,474.26 and 22,478.39

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Solution

The fourth proportional to 39,474.14, 54,474.26 and 22,478.39 is: 31,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,474.14 : 54,474.26 = 22,478.39 : x
  2. Step 2: Convert to fraction form
    39,474.14/54,474.26 = 22,478.39/x
  3. Step 3: Cross multiply
    39,474.14x = 54,474.26 × 22,478.39
  4. Step 4: Simplify right side
    39,474.14x = 1,224,493,729.33
  5. Step 5: Solve for x
    x = 1,224,493,729.33/39,474.14
  6. Step 6: Final answer
    x = 31,020.15

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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.