Home / 31,448.01-43,404.45-18,028.27

Finding the Fourth Proportional to 31,448.01, 43,404.45 and 18,028.27

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Solution

The fourth proportional to 31,448.01, 43,404.45 and 18,028.27 is: 24,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,448.01 : 43,404.45 = 18,028.27 : x
  2. Step 2: Convert to fraction form
    31,448.01/43,404.45 = 18,028.27/x
  3. Step 3: Cross multiply
    31,448.01x = 43,404.45 × 18,028.27
  4. Step 4: Simplify right side
    31,448.01x = 782,507,143.80
  5. Step 5: Solve for x
    x = 782,507,143.80/31,448.01
  6. Step 6: Final answer
    x = 24,882.57

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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.