Home / 14,581.18-21,874.94-4,721.46

Finding the Fourth Proportional to 14,581.18, 21,874.94 and 4,721.46

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Solution

The fourth proportional to 14,581.18, 21,874.94 and 4,721.46 is: 7,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.18 : 21,874.94 = 4,721.46 : x
  2. Step 2: Convert to fraction form
    14,581.18/21,874.94 = 4,721.46/x
  3. Step 3: Cross multiply
    14,581.18x = 21,874.94 × 4,721.46
  4. Step 4: Simplify right side
    14,581.18x = 103,281,654.21
  5. Step 5: Solve for x
    x = 103,281,654.21/14,581.18
  6. Step 6: Final answer
    x = 7,083.22

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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.