Home / 37,452.12-51,683.49-20,456.16

Finding the Fourth Proportional to 37,452.12, 51,683.49 and 20,456.16

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Solution

The fourth proportional to 37,452.12, 51,683.49 and 20,456.16 is: 28,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,452.12 : 51,683.49 = 20,456.16 : x
  2. Step 2: Convert to fraction form
    37,452.12/51,683.49 = 20,456.16/x
  3. Step 3: Cross multiply
    37,452.12x = 51,683.49 × 20,456.16
  4. Step 4: Simplify right side
    37,452.12x = 1,057,245,740.80
  5. Step 5: Solve for x
    x = 1,057,245,740.80/37,452.12
  6. Step 6: Final answer
    x = 28,229.26

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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.