Home / 17,749.61-26,619.85-5,266.68

Finding the Fourth Proportional to 17,749.61, 26,619.85 and 5,266.68

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Solution

The fourth proportional to 17,749.61, 26,619.85 and 5,266.68 is: 7,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.61 : 26,619.85 = 5,266.68 : x
  2. Step 2: Convert to fraction form
    17,749.61/26,619.85 = 5,266.68/x
  3. Step 3: Cross multiply
    17,749.61x = 26,619.85 × 5,266.68
  4. Step 4: Simplify right side
    17,749.61x = 140,198,118.61
  5. Step 5: Solve for x
    x = 140,198,118.61/17,749.61
  6. Step 6: Final answer
    x = 7,898.66

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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.