Home / 31,252.05-43,147.97-27,889.10

Finding the Fourth Proportional to 31,252.05, 43,147.97 and 27,889.10

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Solution

The fourth proportional to 31,252.05, 43,147.97 and 27,889.10 is: 38,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,252.05 : 43,147.97 = 27,889.10 : x
  2. Step 2: Convert to fraction form
    31,252.05/43,147.97 = 27,889.10/x
  3. Step 3: Cross multiply
    31,252.05x = 43,147.97 × 27,889.10
  4. Step 4: Simplify right side
    31,252.05x = 1,203,358,050.13
  5. Step 5: Solve for x
    x = 1,203,358,050.13/31,252.05
  6. Step 6: Final answer
    x = 38,504.93

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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.