Home / 55,043.80-75,960.66-29,893.12

Finding the Fourth Proportional to 55,043.80, 75,960.66 and 29,893.12

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Solution

The fourth proportional to 55,043.80, 75,960.66 and 29,893.12 is: 41,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,043.80 : 75,960.66 = 29,893.12 : x
  2. Step 2: Convert to fraction form
    55,043.80/75,960.66 = 29,893.12/x
  3. Step 3: Cross multiply
    55,043.80x = 75,960.66 × 29,893.12
  4. Step 4: Simplify right side
    55,043.80x = 2,270,701,124.66
  5. Step 5: Solve for x
    x = 2,270,701,124.66/55,043.80
  6. Step 6: Final answer
    x = 41,252.62

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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.