Home / 40,884.78-61,327.20-16,260.78

Finding the Fourth Proportional to 40,884.78, 61,327.20 and 16,260.78

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Solution

The fourth proportional to 40,884.78, 61,327.20 and 16,260.78 is: 24,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884.78 : 61,327.20 = 16,260.78 : x
  2. Step 2: Convert to fraction form
    40,884.78/61,327.20 = 16,260.78/x
  3. Step 3: Cross multiply
    40,884.78x = 61,327.20 × 16,260.78
  4. Step 4: Simplify right side
    40,884.78x = 997,228,107.22
  5. Step 5: Solve for x
    x = 997,228,107.22/40,884.78
  6. Step 6: Final answer
    x = 24,391.18

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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.