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Finding the Fourth Proportional to 27,967.97, 41,939.65 and 14,817.32

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Solution

The fourth proportional to 27,967.97, 41,939.65 and 14,817.32 is: 22,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.97 : 41,939.65 = 14,817.32 : x
  2. Step 2: Convert to fraction form
    27,967.97/41,939.65 = 14,817.32/x
  3. Step 3: Cross multiply
    27,967.97x = 41,939.65 × 14,817.32
  4. Step 4: Simplify right side
    27,967.97x = 621,433,214.74
  5. Step 5: Solve for x
    x = 621,433,214.74/27,967.97
  6. Step 6: Final answer
    x = 22,219.46

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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.