Home / 31,143.24-46,679.43-27,387.69

Finding the Fourth Proportional to 31,143.24, 46,679.43 and 27,387.69

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Solution

The fourth proportional to 31,143.24, 46,679.43 and 27,387.69 is: 41,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143.24 : 46,679.43 = 27,387.69 : x
  2. Step 2: Convert to fraction form
    31,143.24/46,679.43 = 27,387.69/x
  3. Step 3: Cross multiply
    31,143.24x = 46,679.43 × 27,387.69
  4. Step 4: Simplify right side
    31,143.24x = 1,278,441,758.22
  5. Step 5: Solve for x
    x = 1,278,441,758.22/31,143.24
  6. Step 6: Final answer
    x = 41,050.38

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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.