Home / 10,908.10-16,337.85-9,450.10

Finding the Fourth Proportional to 10,908.10, 16,337.85 and 9,450.10

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Solution

The fourth proportional to 10,908.10, 16,337.85 and 9,450.10 is: 14,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.10 : 16,337.85 = 9,450.10 : x
  2. Step 2: Convert to fraction form
    10,908.10/16,337.85 = 9,450.10/x
  3. Step 3: Cross multiply
    10,908.10x = 16,337.85 × 9,450.10
  4. Step 4: Simplify right side
    10,908.10x = 154,394,316.29
  5. Step 5: Solve for x
    x = 154,394,316.29/10,908.10
  6. Step 6: Final answer
    x = 14,154.10

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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.