Home / 14,446.20-21,669.30-7,046.85

Finding the Fourth Proportional to 14,446.20, 21,669.30 and 7,046.85

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Solution

The fourth proportional to 14,446.20, 21,669.30 and 7,046.85 is: 10,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.20 : 21,669.30 = 7,046.85 : x
  2. Step 2: Convert to fraction form
    14,446.20/21,669.30 = 7,046.85/x
  3. Step 3: Cross multiply
    14,446.20x = 21,669.30 × 7,046.85
  4. Step 4: Simplify right side
    14,446.20x = 152,700,306.71
  5. Step 5: Solve for x
    x = 152,700,306.71/14,446.20
  6. Step 6: Final answer
    x = 10,570.28

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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.