Home / 27,680.44-38,197.02-16,349.36

Finding the Fourth Proportional to 27,680.44, 38,197.02 and 16,349.36

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Solution

The fourth proportional to 27,680.44, 38,197.02 and 16,349.36 is: 22,560.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680.44 : 38,197.02 = 16,349.36 : x
  2. Step 2: Convert to fraction form
    27,680.44/38,197.02 = 16,349.36/x
  3. Step 3: Cross multiply
    27,680.44x = 38,197.02 × 16,349.36
  4. Step 4: Simplify right side
    27,680.44x = 624,496,830.91
  5. Step 5: Solve for x
    x = 624,496,830.91/27,680.44
  6. Step 6: Final answer
    x = 22,560.94

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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.