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Finding the Fourth Proportional to 27,244.37, 40,865.45 and 9,479.10

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Solution

The fourth proportional to 27,244.37, 40,865.45 and 9,479.10 is: 14,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,244.37 : 40,865.45 = 9,479.10 : x
  2. Step 2: Convert to fraction form
    27,244.37/40,865.45 = 9,479.10/x
  3. Step 3: Cross multiply
    27,244.37x = 40,865.45 × 9,479.10
  4. Step 4: Simplify right side
    27,244.37x = 387,367,435.37
  5. Step 5: Solve for x
    x = 387,367,435.37/27,244.37
  6. Step 6: Final answer
    x = 14,218.26

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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.