Home / 28,854.80-43,351.56-27,261.71

Finding the Fourth Proportional to 28,854.80, 43,351.56 and 27,261.71

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Solution

The fourth proportional to 28,854.80, 43,351.56 and 27,261.71 is: 40,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,854.80 : 43,351.56 = 27,261.71 : x
  2. Step 2: Convert to fraction form
    28,854.80/43,351.56 = 27,261.71/x
  3. Step 3: Cross multiply
    28,854.80x = 43,351.56 × 27,261.71
  4. Step 4: Simplify right side
    28,854.80x = 1,181,837,656.77
  5. Step 5: Solve for x
    x = 1,181,837,656.77/28,854.80
  6. Step 6: Final answer
    x = 40,958.10

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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.