Home / 31,120.26-46,487.82-27,995.28

Finding the Fourth Proportional to 31,120.26, 46,487.82 and 27,995.28

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Solution

The fourth proportional to 31,120.26, 46,487.82 and 27,995.28 is: 41,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120.26 : 46,487.82 = 27,995.28 : x
  2. Step 2: Convert to fraction form
    31,120.26/46,487.82 = 27,995.28/x
  3. Step 3: Cross multiply
    31,120.26x = 46,487.82 × 27,995.28
  4. Step 4: Simplify right side
    31,120.26x = 1,301,439,537.49
  5. Step 5: Solve for x
    x = 1,301,439,537.49/31,120.26
  6. Step 6: Final answer
    x = 41,819.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.