Home / 10,396.10-15,604.66-9,217.68

Finding the Fourth Proportional to 10,396.10, 15,604.66 and 9,217.68

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Solution

The fourth proportional to 10,396.10, 15,604.66 and 9,217.68 is: 13,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.10 : 15,604.66 = 9,217.68 : x
  2. Step 2: Convert to fraction form
    10,396.10/15,604.66 = 9,217.68/x
  3. Step 3: Cross multiply
    10,396.10x = 15,604.66 × 9,217.68
  4. Step 4: Simplify right side
    10,396.10x = 143,838,832.43
  5. Step 5: Solve for x
    x = 143,838,832.43/10,396.10
  6. Step 6: Final answer
    x = 13,835.85

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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.