Home / 13,400.29-20,099.62-6,002.76

Finding the Fourth Proportional to 13,400.29, 20,099.62 and 6,002.76

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Solution

The fourth proportional to 13,400.29, 20,099.62 and 6,002.76 is: 9,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400.29 : 20,099.62 = 6,002.76 : x
  2. Step 2: Convert to fraction form
    13,400.29/20,099.62 = 6,002.76/x
  3. Step 3: Cross multiply
    13,400.29x = 20,099.62 × 6,002.76
  4. Step 4: Simplify right side
    13,400.29x = 120,653,277.83
  5. Step 5: Solve for x
    x = 120,653,277.83/13,400.29
  6. Step 6: Final answer
    x = 9,003.78

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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.