Home / 28,273.41-39,020.40-16,175.00

Finding the Fourth Proportional to 28,273.41, 39,020.40 and 16,175.00

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Solution

The fourth proportional to 28,273.41, 39,020.40 and 16,175.00 is: 22,323.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273.41 : 39,020.40 = 16,175.00 : x
  2. Step 2: Convert to fraction form
    28,273.41/39,020.40 = 16,175.00/x
  3. Step 3: Cross multiply
    28,273.41x = 39,020.40 × 16,175.00
  4. Step 4: Simplify right side
    28,273.41x = 631,155,067.55
  5. Step 5: Solve for x
    x = 631,155,067.55/28,273.41
  6. Step 6: Final answer
    x = 22,323.27

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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.