Home / 13,392.72-20,091.97-4,032.02

Finding the Fourth Proportional to 13,392.72, 20,091.97 and 4,032.02

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Solution

The fourth proportional to 13,392.72, 20,091.97 and 4,032.02 is: 6,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.72 : 20,091.97 = 4,032.02 : x
  2. Step 2: Convert to fraction form
    13,392.72/20,091.97 = 4,032.02/x
  3. Step 3: Cross multiply
    13,392.72x = 20,091.97 × 4,032.02
  4. Step 4: Simplify right side
    13,392.72x = 81,011,150.22
  5. Step 5: Solve for x
    x = 81,011,150.22/13,392.72
  6. Step 6: Final answer
    x = 6,048.90

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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.