Home / 14,254.44-21,381.66-3,865.92

Finding the Fourth Proportional to 14,254.44, 21,381.66 and 3,865.92

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Solution

The fourth proportional to 14,254.44, 21,381.66 and 3,865.92 is: 5,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.44 : 21,381.66 = 3,865.92 : x
  2. Step 2: Convert to fraction form
    14,254.44/21,381.66 = 3,865.92/x
  3. Step 3: Cross multiply
    14,254.44x = 21,381.66 × 3,865.92
  4. Step 4: Simplify right side
    14,254.44x = 82,659,787.03
  5. Step 5: Solve for x
    x = 82,659,787.03/14,254.44
  6. Step 6: Final answer
    x = 5,798.88

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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.