Home / 19,838.77-29,758.25-6,691.26

Finding the Fourth Proportional to 19,838.77, 29,758.25 and 6,691.26

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Solution

The fourth proportional to 19,838.77, 29,758.25 and 6,691.26 is: 10,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.77 : 29,758.25 = 6,691.26 : x
  2. Step 2: Convert to fraction form
    19,838.77/29,758.25 = 6,691.26/x
  3. Step 3: Cross multiply
    19,838.77x = 29,758.25 × 6,691.26
  4. Step 4: Simplify right side
    19,838.77x = 199,120,187.90
  5. Step 5: Solve for x
    x = 199,120,187.90/19,838.77
  6. Step 6: Final answer
    x = 10,036.92

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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.