Home / 35,136.09-52,711.19-12,949.58

Finding the Fourth Proportional to 35,136.09, 52,711.19 and 12,949.58

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Solution

The fourth proportional to 35,136.09, 52,711.19 and 12,949.58 is: 19,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.09 : 52,711.19 = 12,949.58 : x
  2. Step 2: Convert to fraction form
    35,136.09/52,711.19 = 12,949.58/x
  3. Step 3: Cross multiply
    35,136.09x = 52,711.19 × 12,949.58
  4. Step 4: Simplify right side
    35,136.09x = 682,587,443.50
  5. Step 5: Solve for x
    x = 682,587,443.50/35,136.09
  6. Step 6: Final answer
    x = 19,426.96

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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.