Home / 47,425.08-65,257.74-45,982.20

Finding the Fourth Proportional to 47,425.08, 65,257.74 and 45,982.20

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Solution

The fourth proportional to 47,425.08, 65,257.74 and 45,982.20 is: 63,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,425.08 : 65,257.74 = 45,982.20 : x
  2. Step 2: Convert to fraction form
    47,425.08/65,257.74 = 45,982.20/x
  3. Step 3: Cross multiply
    47,425.08x = 65,257.74 × 45,982.20
  4. Step 4: Simplify right side
    47,425.08x = 3,000,694,452.23
  5. Step 5: Solve for x
    x = 3,000,694,452.23/47,425.08
  6. Step 6: Final answer
    x = 63,272.31

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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.