Home / 47,152.44-65,121.42-29,290.20

Finding the Fourth Proportional to 47,152.44, 65,121.42 and 29,290.20

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Solution

The fourth proportional to 47,152.44, 65,121.42 and 29,290.20 is: 40,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,152.44 : 65,121.42 = 29,290.20 : x
  2. Step 2: Convert to fraction form
    47,152.44/65,121.42 = 29,290.20/x
  3. Step 3: Cross multiply
    47,152.44x = 65,121.42 × 29,290.20
  4. Step 4: Simplify right side
    47,152.44x = 1,907,419,416.08
  5. Step 5: Solve for x
    x = 1,907,419,416.08/47,152.44
  6. Step 6: Final answer
    x = 40,452.19

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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.