Home / 13,807.68-20,711.52-6,021.96

Finding the Fourth Proportional to 13,807.68, 20,711.52 and 6,021.96

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Solution

The fourth proportional to 13,807.68, 20,711.52 and 6,021.96 is: 9,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.68 : 20,711.52 = 6,021.96 : x
  2. Step 2: Convert to fraction form
    13,807.68/20,711.52 = 6,021.96/x
  3. Step 3: Cross multiply
    13,807.68x = 20,711.52 × 6,021.96
  4. Step 4: Simplify right side
    13,807.68x = 124,723,944.98
  5. Step 5: Solve for x
    x = 124,723,944.98/13,807.68
  6. Step 6: Final answer
    x = 9,032.94

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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.