Home / 14,817.97-22,215.39-7,418.62

Finding the Fourth Proportional to 14,817.97, 22,215.39 and 7,418.62

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Solution

The fourth proportional to 14,817.97, 22,215.39 and 7,418.62 is: 11,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817.97 : 22,215.39 = 7,418.62 : x
  2. Step 2: Convert to fraction form
    14,817.97/22,215.39 = 7,418.62/x
  3. Step 3: Cross multiply
    14,817.97x = 22,215.39 × 7,418.62
  4. Step 4: Simplify right side
    14,817.97x = 164,807,536.56
  5. Step 5: Solve for x
    x = 164,807,536.56/14,817.97
  6. Step 6: Final answer
    x = 11,122.14

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1.5x scale

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.