Home / 47,229.12-65,207.52-29,350.80

Finding the Fourth Proportional to 47,229.12, 65,207.52 and 29,350.80

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Solution

The fourth proportional to 47,229.12, 65,207.52 and 29,350.80 is: 40,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,229.12 : 65,207.52 = 29,350.80 : x
  2. Step 2: Convert to fraction form
    47,229.12/65,207.52 = 29,350.80/x
  3. Step 3: Cross multiply
    47,229.12x = 65,207.52 × 29,350.80
  4. Step 4: Simplify right side
    47,229.12x = 1,913,892,878.02
  5. Step 5: Solve for x
    x = 1,913,892,878.02/47,229.12
  6. Step 6: Final answer
    x = 40,523.58

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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.