Home / 26,282.87-39,409.72-8,743.13

Finding the Fourth Proportional to 26,282.87, 39,409.72 and 8,743.13

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Solution

The fourth proportional to 26,282.87, 39,409.72 and 8,743.13 is: 13,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.87 : 39,409.72 = 8,743.13 : x
  2. Step 2: Convert to fraction form
    26,282.87/39,409.72 = 8,743.13/x
  3. Step 3: Cross multiply
    26,282.87x = 39,409.72 × 8,743.13
  4. Step 4: Simplify right side
    26,282.87x = 344,564,305.22
  5. Step 5: Solve for x
    x = 344,564,305.22/26,282.87
  6. Step 6: Final answer
    x = 13,109.84

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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.