Home / 19,799.44-29,701.16-7,322.72

Finding the Fourth Proportional to 19,799.44, 29,701.16 and 7,322.72

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Solution

The fourth proportional to 19,799.44, 29,701.16 and 7,322.72 is: 10,984.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.44 : 29,701.16 = 7,322.72 : x
  2. Step 2: Convert to fraction form
    19,799.44/29,701.16 = 7,322.72/x
  3. Step 3: Cross multiply
    19,799.44x = 29,701.16 × 7,322.72
  4. Step 4: Simplify right side
    19,799.44x = 217,493,278.36
  5. Step 5: Solve for x
    x = 217,493,278.36/19,799.44
  6. Step 6: Final answer
    x = 10,984.82

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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.