Home / 10,226.06-15,316.61-8,450.94

Finding the Fourth Proportional to 10,226.06, 15,316.61 and 8,450.94

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Solution

The fourth proportional to 10,226.06, 15,316.61 and 8,450.94 is: 12,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.06 : 15,316.61 = 8,450.94 : x
  2. Step 2: Convert to fraction form
    10,226.06/15,316.61 = 8,450.94/x
  3. Step 3: Cross multiply
    10,226.06x = 15,316.61 × 8,450.94
  4. Step 4: Simplify right side
    10,226.06x = 129,439,767.30
  5. Step 5: Solve for x
    x = 129,439,767.30/10,226.06
  6. Step 6: Final answer
    x = 12,657.84

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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.