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Finding the Fourth Proportional to 27,490.80, 41,233.80 and 9,022.80

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Solution

The fourth proportional to 27,490.80, 41,233.80 and 9,022.80 is: 13,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.80 : 41,233.80 = 9,022.80 : x
  2. Step 2: Convert to fraction form
    27,490.80/41,233.80 = 9,022.80/x
  3. Step 3: Cross multiply
    27,490.80x = 41,233.80 × 9,022.80
  4. Step 4: Simplify right side
    27,490.80x = 372,044,330.64
  5. Step 5: Solve for x
    x = 372,044,330.64/27,490.80
  6. Step 6: Final answer
    x = 13,533.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.