Home / 17,768.56-26,657.26-5,288.52

Finding the Fourth Proportional to 17,768.56, 26,657.26 and 5,288.52

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Solution

The fourth proportional to 17,768.56, 26,657.26 and 5,288.52 is: 7,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.56 : 26,657.26 = 5,288.52 : x
  2. Step 2: Convert to fraction form
    17,768.56/26,657.26 = 5,288.52/x
  3. Step 3: Cross multiply
    17,768.56x = 26,657.26 × 5,288.52
  4. Step 4: Simplify right side
    17,768.56x = 140,977,452.66
  5. Step 5: Solve for x
    x = 140,977,452.66/17,768.56
  6. Step 6: Final answer
    x = 7,934.10

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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.