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Finding the Fourth Proportional to 27,366.64, 41,044.08 and 8,648.12

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Solution

The fourth proportional to 27,366.64, 41,044.08 and 8,648.12 is: 12,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,366.64 : 41,044.08 = 8,648.12 : x
  2. Step 2: Convert to fraction form
    27,366.64/41,044.08 = 8,648.12/x
  3. Step 3: Cross multiply
    27,366.64x = 41,044.08 × 8,648.12
  4. Step 4: Simplify right side
    27,366.64x = 354,954,129.13
  5. Step 5: Solve for x
    x = 354,954,129.13/27,366.64
  6. Step 6: Final answer
    x = 12,970.32

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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.