Home / 40,949.20-61,423.80-27,827.20

Finding the Fourth Proportional to 40,949.20, 61,423.80 and 27,827.20

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Solution

The fourth proportional to 40,949.20, 61,423.80 and 27,827.20 is: 41,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,949.20 : 61,423.80 = 27,827.20 : x
  2. Step 2: Convert to fraction form
    40,949.20/61,423.80 = 27,827.20/x
  3. Step 3: Cross multiply
    40,949.20x = 61,423.80 × 27,827.20
  4. Step 4: Simplify right side
    40,949.20x = 1,709,252,367.36
  5. Step 5: Solve for x
    x = 1,709,252,367.36/40,949.20
  6. Step 6: Final answer
    x = 41,740.80

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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.