Home / 16,839.09-23,237.75-9,286.08

Finding the Fourth Proportional to 16,839.09, 23,237.75 and 9,286.08

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Solution

The fourth proportional to 16,839.09, 23,237.75 and 9,286.08 is: 12,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.09 : 23,237.75 = 9,286.08 : x
  2. Step 2: Convert to fraction form
    16,839.09/23,237.75 = 9,286.08/x
  3. Step 3: Cross multiply
    16,839.09x = 23,237.75 × 9,286.08
  4. Step 4: Simplify right side
    16,839.09x = 215,787,605.52
  5. Step 5: Solve for x
    x = 215,787,605.52/16,839.09
  6. Step 6: Final answer
    x = 12,814.68

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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.