Home / 28,067.19-42,102.41-10,537.17

Finding the Fourth Proportional to 28,067.19, 42,102.41 and 10,537.17

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Solution

The fourth proportional to 28,067.19, 42,102.41 and 10,537.17 is: 15,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067.19 : 42,102.41 = 10,537.17 : x
  2. Step 2: Convert to fraction form
    28,067.19/42,102.41 = 10,537.17/x
  3. Step 3: Cross multiply
    28,067.19x = 42,102.41 × 10,537.17
  4. Step 4: Simplify right side
    28,067.19x = 443,640,198.89
  5. Step 5: Solve for x
    x = 443,640,198.89/28,067.19
  6. Step 6: Final answer
    x = 15,806.36

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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.