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Finding the Fourth Proportional to 27,512.80, 41,266.80 and 9,044.80

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Solution

The fourth proportional to 27,512.80, 41,266.80 and 9,044.80 is: 13,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.80 : 41,266.80 = 9,044.80 : x
  2. Step 2: Convert to fraction form
    27,512.80/41,266.80 = 9,044.80/x
  3. Step 3: Cross multiply
    27,512.80x = 41,266.80 × 9,044.80
  4. Step 4: Simplify right side
    27,512.80x = 373,249,952.64
  5. Step 5: Solve for x
    x = 373,249,952.64/27,512.80
  6. Step 6: Final answer
    x = 13,566.41

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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.