Home / 29,073.78-40,122.09-16,497.54

Finding the Fourth Proportional to 29,073.78, 40,122.09 and 16,497.54

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Solution

The fourth proportional to 29,073.78, 40,122.09 and 16,497.54 is: 22,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073.78 : 40,122.09 = 16,497.54 : x
  2. Step 2: Convert to fraction form
    29,073.78/40,122.09 = 16,497.54/x
  3. Step 3: Cross multiply
    29,073.78x = 40,122.09 × 16,497.54
  4. Step 4: Simplify right side
    29,073.78x = 661,915,784.66
  5. Step 5: Solve for x
    x = 661,915,784.66/29,073.78
  6. Step 6: Final answer
    x = 22,766.76

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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.