Home / 31,844.80-47,767.20-26,207.20

Finding the Fourth Proportional to 31,844.80, 47,767.20 and 26,207.20

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Solution

The fourth proportional to 31,844.80, 47,767.20 and 26,207.20 is: 39,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.80 : 47,767.20 = 26,207.20 : x
  2. Step 2: Convert to fraction form
    31,844.80/47,767.20 = 26,207.20/x
  3. Step 3: Cross multiply
    31,844.80x = 47,767.20 × 26,207.20
  4. Step 4: Simplify right side
    31,844.80x = 1,251,844,563.84
  5. Step 5: Solve for x
    x = 1,251,844,563.84/31,844.80
  6. Step 6: Final answer
    x = 39,310.80

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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.