Home / 17,764.92-26,644.95-5,286.87

Finding the Fourth Proportional to 17,764.92, 26,644.95 and 5,286.87

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Solution

The fourth proportional to 17,764.92, 26,644.95 and 5,286.87 is: 7,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.92 : 26,644.95 = 5,286.87 : x
  2. Step 2: Convert to fraction form
    17,764.92/26,644.95 = 5,286.87/x
  3. Step 3: Cross multiply
    17,764.92x = 26,644.95 × 5,286.87
  4. Step 4: Simplify right side
    17,764.92x = 140,868,386.81
  5. Step 5: Solve for x
    x = 140,868,386.81/17,764.92
  6. Step 6: Final answer
    x = 7,929.58

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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.