Home / 26,193.96-36,141.33-15,439.26

Finding the Fourth Proportional to 26,193.96, 36,141.33 and 15,439.26

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Solution

The fourth proportional to 26,193.96, 36,141.33 and 15,439.26 is: 21,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,193.96 : 36,141.33 = 15,439.26 : x
  2. Step 2: Convert to fraction form
    26,193.96/36,141.33 = 15,439.26/x
  3. Step 3: Cross multiply
    26,193.96x = 36,141.33 × 15,439.26
  4. Step 4: Simplify right side
    26,193.96x = 557,995,390.62
  5. Step 5: Solve for x
    x = 557,995,390.62/26,193.96
  6. Step 6: Final answer
    x = 21,302.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.