Home / 19,904.40-27,467.49-10,951.90

Finding the Fourth Proportional to 19,904.40, 27,467.49 and 10,951.90

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Solution

The fourth proportional to 19,904.40, 27,467.49 and 10,951.90 is: 15,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.40 : 27,467.49 = 10,951.90 : x
  2. Step 2: Convert to fraction form
    19,904.40/27,467.49 = 10,951.90/x
  3. Step 3: Cross multiply
    19,904.40x = 27,467.49 × 10,951.90
  4. Step 4: Simplify right side
    19,904.40x = 300,821,203.73
  5. Step 5: Solve for x
    x = 300,821,203.73/19,904.40
  6. Step 6: Final answer
    x = 15,113.30

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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.