Home / 14,342.40-21,511.17-4,982.04

Finding the Fourth Proportional to 14,342.40, 21,511.17 and 4,982.04

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Solution

The fourth proportional to 14,342.40, 21,511.17 and 4,982.04 is: 7,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.40 : 21,511.17 = 4,982.04 : x
  2. Step 2: Convert to fraction form
    14,342.40/21,511.17 = 4,982.04/x
  3. Step 3: Cross multiply
    14,342.40x = 21,511.17 × 4,982.04
  4. Step 4: Simplify right side
    14,342.40x = 107,169,509.39
  5. Step 5: Solve for x
    x = 107,169,509.39/14,342.40
  6. Step 6: Final answer
    x = 7,472.22

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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.