Home / 29,196.73-40,287.45-16,447.78

Finding the Fourth Proportional to 29,196.73, 40,287.45 and 16,447.78

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Solution

The fourth proportional to 29,196.73, 40,287.45 and 16,447.78 is: 22,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196.73 : 40,287.45 = 16,447.78 : x
  2. Step 2: Convert to fraction form
    29,196.73/40,287.45 = 16,447.78/x
  3. Step 3: Cross multiply
    29,196.73x = 40,287.45 × 16,447.78
  4. Step 4: Simplify right side
    29,196.73x = 662,639,114.36
  5. Step 5: Solve for x
    x = 662,639,114.36/29,196.73
  6. Step 6: Final answer
    x = 22,695.66

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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.