Home / 11,424.06-17,139.42-4,029.12

Finding the Fourth Proportional to 11,424.06, 17,139.42 and 4,029.12

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Solution

The fourth proportional to 11,424.06, 17,139.42 and 4,029.12 is: 6,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.06 : 17,139.42 = 4,029.12 : x
  2. Step 2: Convert to fraction form
    11,424.06/17,139.42 = 4,029.12/x
  3. Step 3: Cross multiply
    11,424.06x = 17,139.42 × 4,029.12
  4. Step 4: Simplify right side
    11,424.06x = 69,056,779.91
  5. Step 5: Solve for x
    x = 69,056,779.91/11,424.06
  6. Step 6: Final answer
    x = 6,044.85

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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.