Home / 14,398.20-21,595.68-10,705.95

Finding the Fourth Proportional to 14,398.20, 21,595.68 and 10,705.95

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Solution

The fourth proportional to 14,398.20, 21,595.68 and 10,705.95 is: 16,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.20 : 21,595.68 = 10,705.95 : x
  2. Step 2: Convert to fraction form
    14,398.20/21,595.68 = 10,705.95/x
  3. Step 3: Cross multiply
    14,398.20x = 21,595.68 × 10,705.95
  4. Step 4: Simplify right side
    14,398.20x = 231,202,270.30
  5. Step 5: Solve for x
    x = 231,202,270.30/14,398.20
  6. Step 6: Final answer
    x = 16,057.72

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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.