Home / 22,694.40-31,253.76-16,396.80

Finding the Fourth Proportional to 22,694.40, 31,253.76 and 16,396.80

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Solution

The fourth proportional to 22,694.40, 31,253.76 and 16,396.80 is: 22,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,694.40 : 31,253.76 = 16,396.80 : x
  2. Step 2: Convert to fraction form
    22,694.40/31,253.76 = 16,396.80/x
  3. Step 3: Cross multiply
    22,694.40x = 31,253.76 × 16,396.80
  4. Step 4: Simplify right side
    22,694.40x = 512,461,651.97
  5. Step 5: Solve for x
    x = 512,461,651.97/22,694.40
  6. Step 6: Final answer
    x = 22,580.97

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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.