Home / 16,520.49-22,802.22-9,450.99

Finding the Fourth Proportional to 16,520.49, 22,802.22 and 9,450.99

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Solution

The fourth proportional to 16,520.49, 22,802.22 and 9,450.99 is: 13,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.49 : 22,802.22 = 9,450.99 : x
  2. Step 2: Convert to fraction form
    16,520.49/22,802.22 = 9,450.99/x
  3. Step 3: Cross multiply
    16,520.49x = 22,802.22 × 9,450.99
  4. Step 4: Simplify right side
    16,520.49x = 215,503,553.20
  5. Step 5: Solve for x
    x = 215,503,553.20/16,520.49
  6. Step 6: Final answer
    x = 13,044.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.