Home / 26,854.92-40,282.40-10,211.11

Finding the Fourth Proportional to 26,854.92, 40,282.40 and 10,211.11

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Solution

The fourth proportional to 26,854.92, 40,282.40 and 10,211.11 is: 15,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.92 : 40,282.40 = 10,211.11 : x
  2. Step 2: Convert to fraction form
    26,854.92/40,282.40 = 10,211.11/x
  3. Step 3: Cross multiply
    26,854.92x = 40,282.40 × 10,211.11
  4. Step 4: Simplify right side
    26,854.92x = 411,327,865.70
  5. Step 5: Solve for x
    x = 411,327,865.70/26,854.92
  6. Step 6: Final answer
    x = 15,316.67

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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.