Home / 14,912.28-22,371.16-4,917.60

Finding the Fourth Proportional to 14,912.28, 22,371.16 and 4,917.60

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Solution

The fourth proportional to 14,912.28, 22,371.16 and 4,917.60 is: 7,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.28 : 22,371.16 = 4,917.60 : x
  2. Step 2: Convert to fraction form
    14,912.28/22,371.16 = 4,917.60/x
  3. Step 3: Cross multiply
    14,912.28x = 22,371.16 × 4,917.60
  4. Step 4: Simplify right side
    14,912.28x = 110,012,416.42
  5. Step 5: Solve for x
    x = 110,012,416.42/14,912.28
  6. Step 6: Final answer
    x = 7,377.30

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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.