Home / 16,623.17-22,942.94-9,909.23

Finding the Fourth Proportional to 16,623.17, 22,942.94 and 9,909.23

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Solution

The fourth proportional to 16,623.17, 22,942.94 and 9,909.23 is: 13,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.17 : 22,942.94 = 9,909.23 : x
  2. Step 2: Convert to fraction form
    16,623.17/22,942.94 = 9,909.23/x
  3. Step 3: Cross multiply
    16,623.17x = 22,942.94 × 9,909.23
  4. Step 4: Simplify right side
    16,623.17x = 227,346,705.08
  5. Step 5: Solve for x
    x = 227,346,705.08/16,623.17
  6. Step 6: Final answer
    x = 13,676.50

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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.