Home / 10,067.64-15,100.29-2,672.67

Finding the Fourth Proportional to 10,067.64, 15,100.29 and 2,672.67

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Solution

The fourth proportional to 10,067.64, 15,100.29 and 2,672.67 is: 4,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.64 : 15,100.29 = 2,672.67 : x
  2. Step 2: Convert to fraction form
    10,067.64/15,100.29 = 2,672.67/x
  3. Step 3: Cross multiply
    10,067.64x = 15,100.29 × 2,672.67
  4. Step 4: Simplify right side
    10,067.64x = 40,358,078.71
  5. Step 5: Solve for x
    x = 40,358,078.71/10,067.64
  6. Step 6: Final answer
    x = 4,008.69

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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.