Home / 17,854.80-26,788.28-8,614.48

Finding the Fourth Proportional to 17,854.80, 26,788.28 and 8,614.48

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Solution

The fourth proportional to 17,854.80, 26,788.28 and 8,614.48 is: 12,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,854.80 : 26,788.28 = 8,614.48 : x
  2. Step 2: Convert to fraction form
    17,854.80/26,788.28 = 8,614.48/x
  3. Step 3: Cross multiply
    17,854.80x = 26,788.28 × 8,614.48
  4. Step 4: Simplify right side
    17,854.80x = 230,767,102.29
  5. Step 5: Solve for x
    x = 230,767,102.29/17,854.80
  6. Step 6: Final answer
    x = 12,924.65

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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.