Home / 13,352.08-20,032.14-3,992.41

Finding the Fourth Proportional to 13,352.08, 20,032.14 and 3,992.41

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Solution

The fourth proportional to 13,352.08, 20,032.14 and 3,992.41 is: 5,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.08 : 20,032.14 = 3,992.41 : x
  2. Step 2: Convert to fraction form
    13,352.08/20,032.14 = 3,992.41/x
  3. Step 3: Cross multiply
    13,352.08x = 20,032.14 × 3,992.41
  4. Step 4: Simplify right side
    13,352.08x = 79,976,516.06
  5. Step 5: Solve for x
    x = 79,976,516.06/13,352.08
  6. Step 6: Final answer
    x = 5,989.82

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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.