Home / 26,638.17-39,954.51-16,747.47

Finding the Fourth Proportional to 26,638.17, 39,954.51 and 16,747.47

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Solution

The fourth proportional to 26,638.17, 39,954.51 and 16,747.47 is: 25,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.17 : 39,954.51 = 16,747.47 : x
  2. Step 2: Convert to fraction form
    26,638.17/39,954.51 = 16,747.47/x
  3. Step 3: Cross multiply
    26,638.17x = 39,954.51 × 16,747.47
  4. Step 4: Simplify right side
    26,638.17x = 669,136,957.59
  5. Step 5: Solve for x
    x = 669,136,957.59/26,638.17
  6. Step 6: Final answer
    x = 25,119.48

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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.