Home / 40,964.40-61,446.60-36,809.10

Finding the Fourth Proportional to 40,964.40, 61,446.60 and 36,809.10

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Solution

The fourth proportional to 40,964.40, 61,446.60 and 36,809.10 is: 55,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,964.40 : 61,446.60 = 36,809.10 : x
  2. Step 2: Convert to fraction form
    40,964.40/61,446.60 = 36,809.10/x
  3. Step 3: Cross multiply
    40,964.40x = 61,446.60 × 36,809.10
  4. Step 4: Simplify right side
    40,964.40x = 2,261,794,044.06
  5. Step 5: Solve for x
    x = 2,261,794,044.06/40,964.40
  6. Step 6: Final answer
    x = 55,213.65

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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.