Home / 26,271.31-39,424.82-10,691.77

Finding the Fourth Proportional to 26,271.31, 39,424.82 and 10,691.77

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Solution

The fourth proportional to 26,271.31, 39,424.82 and 10,691.77 is: 16,044.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.31 : 39,424.82 = 10,691.77 : x
  2. Step 2: Convert to fraction form
    26,271.31/39,424.82 = 10,691.77/x
  3. Step 3: Cross multiply
    26,271.31x = 39,424.82 × 10,691.77
  4. Step 4: Simplify right side
    26,271.31x = 421,521,054.27
  5. Step 5: Solve for x
    x = 421,521,054.27/26,271.31
  6. Step 6: Final answer
    x = 16,044.92

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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.