Home / 31,175.88-46,769.92-11,454.60

Finding the Fourth Proportional to 31,175.88, 46,769.92 and 11,454.60

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Solution

The fourth proportional to 31,175.88, 46,769.92 and 11,454.60 is: 17,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175.88 : 46,769.92 = 11,454.60 : x
  2. Step 2: Convert to fraction form
    31,175.88/46,769.92 = 11,454.60/x
  3. Step 3: Cross multiply
    31,175.88x = 46,769.92 × 11,454.60
  4. Step 4: Simplify right side
    31,175.88x = 535,730,725.63
  5. Step 5: Solve for x
    x = 535,730,725.63/31,175.88
  6. Step 6: Final answer
    x = 17,184.14

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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.