Home / 26,239.99-39,371.60-13,757.03

Finding the Fourth Proportional to 26,239.99, 39,371.60 and 13,757.03

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Solution

The fourth proportional to 26,239.99, 39,371.60 and 13,757.03 is: 20,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.99 : 39,371.60 = 13,757.03 : x
  2. Step 2: Convert to fraction form
    26,239.99/39,371.60 = 13,757.03/x
  3. Step 3: Cross multiply
    26,239.99x = 39,371.60 × 13,757.03
  4. Step 4: Simplify right side
    26,239.99x = 541,636,282.35
  5. Step 5: Solve for x
    x = 541,636,282.35/26,239.99
  6. Step 6: Final answer
    x = 20,641.63

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1.5x scale

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.