Home / 17,402.72-26,105.66-4,922.87

Finding the Fourth Proportional to 17,402.72, 26,105.66 and 4,922.87

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Solution

The fourth proportional to 17,402.72, 26,105.66 and 4,922.87 is: 7,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.72 : 26,105.66 = 4,922.87 : x
  2. Step 2: Convert to fraction form
    17,402.72/26,105.66 = 4,922.87/x
  3. Step 3: Cross multiply
    17,402.72x = 26,105.66 × 4,922.87
  4. Step 4: Simplify right side
    17,402.72x = 128,514,745.83
  5. Step 5: Solve for x
    x = 128,514,745.83/17,402.72
  6. Step 6: Final answer
    x = 7,384.75

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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.