Home / 22,899.66-34,343.12-8,106.62

Finding the Fourth Proportional to 22,899.66, 34,343.12 and 8,106.62

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Solution

The fourth proportional to 22,899.66, 34,343.12 and 8,106.62 is: 12,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.66 : 34,343.12 = 8,106.62 : x
  2. Step 2: Convert to fraction form
    22,899.66/34,343.12 = 8,106.62/x
  3. Step 3: Cross multiply
    22,899.66x = 34,343.12 × 8,106.62
  4. Step 4: Simplify right side
    22,899.66x = 278,406,623.45
  5. Step 5: Solve for x
    x = 278,406,623.45/22,899.66
  6. Step 6: Final answer
    x = 12,157.67

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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.