Home / 26,588.75-39,880.04-6,865.76

Finding the Fourth Proportional to 26,588.75, 39,880.04 and 6,865.76

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Solution

The fourth proportional to 26,588.75, 39,880.04 and 6,865.76 is: 10,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.75 : 39,880.04 = 6,865.76 : x
  2. Step 2: Convert to fraction form
    26,588.75/39,880.04 = 6,865.76/x
  3. Step 3: Cross multiply
    26,588.75x = 39,880.04 × 6,865.76
  4. Step 4: Simplify right side
    26,588.75x = 273,806,549.70
  5. Step 5: Solve for x
    x = 273,806,549.70/26,588.75
  6. Step 6: Final answer
    x = 10,297.83

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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.