Home / 26,818.08-40,174.80-17,556

Finding the Fourth Proportional to 26,818.08, 40,174.80 and 17,556

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Solution

The fourth proportional to 26,818.08, 40,174.80 and 17,556 is: 26,299.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,818.08 : 40,174.80 = 17,556 : x
  2. Step 2: Convert to fraction form
    26,818.08/40,174.80 = 17,556/x
  3. Step 3: Cross multiply
    26,818.08x = 40,174.80 × 17,556
  4. Step 4: Simplify right side
    26,818.08x = 705,308,788.80
  5. Step 5: Solve for x
    x = 705,308,788.80/26,818.08
  6. Step 6: Final answer
    x = 26,299.75

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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.