Home / 19,738.97-29,620.12-7,267.74

Finding the Fourth Proportional to 19,738.97, 29,620.12 and 7,267.74

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Solution

The fourth proportional to 19,738.97, 29,620.12 and 7,267.74 is: 10,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.97 : 29,620.12 = 7,267.74 : x
  2. Step 2: Convert to fraction form
    19,738.97/29,620.12 = 7,267.74/x
  3. Step 3: Cross multiply
    19,738.97x = 29,620.12 × 7,267.74
  4. Step 4: Simplify right side
    19,738.97x = 215,271,330.93
  5. Step 5: Solve for x
    x = 215,271,330.93/19,738.97
  6. Step 6: Final answer
    x = 10,905.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.