Home / 28,885.20-43,230.60-26,552.40

Finding the Fourth Proportional to 28,885.20, 43,230.60 and 26,552.40

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Solution

The fourth proportional to 28,885.20, 43,230.60 and 26,552.40 is: 39,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,885.20 : 43,230.60 = 26,552.40 : x
  2. Step 2: Convert to fraction form
    28,885.20/43,230.60 = 26,552.40/x
  3. Step 3: Cross multiply
    28,885.20x = 43,230.60 × 26,552.40
  4. Step 4: Simplify right side
    28,885.20x = 1,147,876,183.44
  5. Step 5: Solve for x
    x = 1,147,876,183.44/28,885.20
  6. Step 6: Final answer
    x = 39,739.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.