Home / 12,209.97-16,850.52-7,433.40

Finding the Fourth Proportional to 12,209.97, 16,850.52 and 7,433.40

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Solution

The fourth proportional to 12,209.97, 16,850.52 and 7,433.40 is: 10,258.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,209.97 : 16,850.52 = 7,433.40 : x
  2. Step 2: Convert to fraction form
    12,209.97/16,850.52 = 7,433.40/x
  3. Step 3: Cross multiply
    12,209.97x = 16,850.52 × 7,433.40
  4. Step 4: Simplify right side
    12,209.97x = 125,256,655.37
  5. Step 5: Solve for x
    x = 125,256,655.37/12,209.97
  6. Step 6: Final answer
    x = 10,258.56

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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.