Home / 19,865.36-29,797.57-10,001.99

Finding the Fourth Proportional to 19,865.36, 29,797.57 and 10,001.99

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Solution

The fourth proportional to 19,865.36, 29,797.57 and 10,001.99 is: 15,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,865.36 : 29,797.57 = 10,001.99 : x
  2. Step 2: Convert to fraction form
    19,865.36/29,797.57 = 10,001.99/x
  3. Step 3: Cross multiply
    19,865.36x = 29,797.57 × 10,001.99
  4. Step 4: Simplify right side
    19,865.36x = 298,034,860.68
  5. Step 5: Solve for x
    x = 298,034,860.68/19,865.36
  6. Step 6: Final answer
    x = 15,002.75

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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.