Home / 17,390.08-26,089.92-6,862.72

Finding the Fourth Proportional to 17,390.08, 26,089.92 and 6,862.72

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Solution

The fourth proportional to 17,390.08, 26,089.92 and 6,862.72 is: 10,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.08 : 26,089.92 = 6,862.72 : x
  2. Step 2: Convert to fraction form
    17,390.08/26,089.92 = 6,862.72/x
  3. Step 3: Cross multiply
    17,390.08x = 26,089.92 × 6,862.72
  4. Step 4: Simplify right side
    17,390.08x = 179,047,815.78
  5. Step 5: Solve for x
    x = 179,047,815.78/17,390.08
  6. Step 6: Final answer
    x = 10,295.97

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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.