Home / 17,685.05-24,408.83-10,136.44

Finding the Fourth Proportional to 17,685.05, 24,408.83 and 10,136.44

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Solution

The fourth proportional to 17,685.05, 24,408.83 and 10,136.44 is: 13,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.05 : 24,408.83 = 10,136.44 : x
  2. Step 2: Convert to fraction form
    17,685.05/24,408.83 = 10,136.44/x
  3. Step 3: Cross multiply
    17,685.05x = 24,408.83 × 10,136.44
  4. Step 4: Simplify right side
    17,685.05x = 247,418,587.95
  5. Step 5: Solve for x
    x = 247,418,587.95/17,685.05
  6. Step 6: Final answer
    x = 13,990.27

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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.