Home / 31,049.42-46,573.05-8,862.79

Finding the Fourth Proportional to 31,049.42, 46,573.05 and 8,862.79

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Solution

The fourth proportional to 31,049.42, 46,573.05 and 8,862.79 is: 13,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,049.42 : 46,573.05 = 8,862.79 : x
  2. Step 2: Convert to fraction form
    31,049.42/46,573.05 = 8,862.79/x
  3. Step 3: Cross multiply
    31,049.42x = 46,573.05 × 8,862.79
  4. Step 4: Simplify right side
    31,049.42x = 412,767,012.14
  5. Step 5: Solve for x
    x = 412,767,012.14/31,049.42
  6. Step 6: Final answer
    x = 13,293.87

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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.