Home / 27,910.97-38,506.23-15,967.91

Finding the Fourth Proportional to 27,910.97, 38,506.23 and 15,967.91

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Solution

The fourth proportional to 27,910.97, 38,506.23 and 15,967.91 is: 22,029.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.97 : 38,506.23 = 15,967.91 : x
  2. Step 2: Convert to fraction form
    27,910.97/38,506.23 = 15,967.91/x
  3. Step 3: Cross multiply
    27,910.97x = 38,506.23 × 15,967.91
  4. Step 4: Simplify right side
    27,910.97x = 614,864,015.08
  5. Step 5: Solve for x
    x = 614,864,015.08/27,910.97
  6. Step 6: Final answer
    x = 22,029.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.