Home / 31,397.82-47,322.51-27,067.56

Finding the Fourth Proportional to 31,397.82, 47,322.51 and 27,067.56

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Solution

The fourth proportional to 31,397.82, 47,322.51 and 27,067.56 is: 40,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,397.82 : 47,322.51 = 27,067.56 : x
  2. Step 2: Convert to fraction form
    31,397.82/47,322.51 = 27,067.56/x
  3. Step 3: Cross multiply
    31,397.82x = 47,322.51 × 27,067.56
  4. Step 4: Simplify right side
    31,397.82x = 1,280,904,878.78
  5. Step 5: Solve for x
    x = 1,280,904,878.78/31,397.82
  6. Step 6: Final answer
    x = 40,795.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.