Home / 14,476.28-21,711.16-7,353.31

Finding the Fourth Proportional to 14,476.28, 21,711.16 and 7,353.31

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Solution

The fourth proportional to 14,476.28, 21,711.16 and 7,353.31 is: 11,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.28 : 21,711.16 = 7,353.31 : x
  2. Step 2: Convert to fraction form
    14,476.28/21,711.16 = 7,353.31/x
  3. Step 3: Cross multiply
    14,476.28x = 21,711.16 × 7,353.31
  4. Step 4: Simplify right side
    14,476.28x = 159,648,817.28
  5. Step 5: Solve for x
    x = 159,648,817.28/14,476.28
  6. Step 6: Final answer
    x = 11,028.30

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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.