Home / 27,310.24-40,970.97-11,515.32

Finding the Fourth Proportional to 27,310.24, 40,970.97 and 11,515.32

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Solution

The fourth proportional to 27,310.24, 40,970.97 and 11,515.32 is: 17,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.24 : 40,970.97 = 11,515.32 : x
  2. Step 2: Convert to fraction form
    27,310.24/40,970.97 = 11,515.32/x
  3. Step 3: Cross multiply
    27,310.24x = 40,970.97 × 11,515.32
  4. Step 4: Simplify right side
    27,310.24x = 471,793,719.80
  5. Step 5: Solve for x
    x = 471,793,719.80/27,310.24
  6. Step 6: Final answer
    x = 17,275.34

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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.