Home / 22,277.67-30,743.18-12,206.49

Finding the Fourth Proportional to 22,277.67, 30,743.18 and 12,206.49

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Solution

The fourth proportional to 22,277.67, 30,743.18 and 12,206.49 is: 16,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.67 : 30,743.18 = 12,206.49 : x
  2. Step 2: Convert to fraction form
    22,277.67/30,743.18 = 12,206.49/x
  3. Step 3: Cross multiply
    22,277.67x = 30,743.18 × 12,206.49
  4. Step 4: Simplify right side
    22,277.67x = 375,266,258.21
  5. Step 5: Solve for x
    x = 375,266,258.21/22,277.67
  6. Step 6: Final answer
    x = 16,844.95

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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.