Home / 11,974.14-16,526.28-9,136.17

Finding the Fourth Proportional to 11,974.14, 16,526.28 and 9,136.17

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Solution

The fourth proportional to 11,974.14, 16,526.28 and 9,136.17 is: 12,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.14 : 16,526.28 = 9,136.17 : x
  2. Step 2: Convert to fraction form
    11,974.14/16,526.28 = 9,136.17/x
  3. Step 3: Cross multiply
    11,974.14x = 16,526.28 × 9,136.17
  4. Step 4: Simplify right side
    11,974.14x = 150,986,903.55
  5. Step 5: Solve for x
    x = 150,986,903.55/11,974.14
  6. Step 6: Final answer
    x = 12,609.42

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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.