Home / 14,231.46-21,353.35-5,913.30

Finding the Fourth Proportional to 14,231.46, 21,353.35 and 5,913.30

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Solution

The fourth proportional to 14,231.46, 21,353.35 and 5,913.30 is: 8,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.46 : 21,353.35 = 5,913.30 : x
  2. Step 2: Convert to fraction form
    14,231.46/21,353.35 = 5,913.30/x
  3. Step 3: Cross multiply
    14,231.46x = 21,353.35 × 5,913.30
  4. Step 4: Simplify right side
    14,231.46x = 126,268,764.56
  5. Step 5: Solve for x
    x = 126,268,764.56/14,231.46
  6. Step 6: Final answer
    x = 8,872.51

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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.