Home / 27,340.20-40,994.10-14,218.20

Finding the Fourth Proportional to 27,340.20, 40,994.10 and 14,218.20

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Solution

The fourth proportional to 27,340.20, 40,994.10 and 14,218.20 is: 21,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.20 : 40,994.10 = 14,218.20 : x
  2. Step 2: Convert to fraction form
    27,340.20/40,994.10 = 14,218.20/x
  3. Step 3: Cross multiply
    27,340.20x = 40,994.10 × 14,218.20
  4. Step 4: Simplify right side
    27,340.20x = 582,862,312.62
  5. Step 5: Solve for x
    x = 582,862,312.62/27,340.20
  6. Step 6: Final answer
    x = 21,318.88

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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.