Home / 26,648.34-39,990.69-17,264.94

Finding the Fourth Proportional to 26,648.34, 39,990.69 and 17,264.94

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Solution

The fourth proportional to 26,648.34, 39,990.69 and 17,264.94 is: 25,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.34 : 39,990.69 = 17,264.94 : x
  2. Step 2: Convert to fraction form
    26,648.34/39,990.69 = 17,264.94/x
  3. Step 3: Cross multiply
    26,648.34x = 39,990.69 × 17,264.94
  4. Step 4: Simplify right side
    26,648.34x = 690,436,863.41
  5. Step 5: Solve for x
    x = 690,436,863.41/26,648.34
  6. Step 6: Final answer
    x = 25,909.19

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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.