Home / 13,568.01-20,351.35-3,572.52

Finding the Fourth Proportional to 13,568.01, 20,351.35 and 3,572.52

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Solution

The fourth proportional to 13,568.01, 20,351.35 and 3,572.52 is: 5,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.01 : 20,351.35 = 3,572.52 : x
  2. Step 2: Convert to fraction form
    13,568.01/20,351.35 = 3,572.52/x
  3. Step 3: Cross multiply
    13,568.01x = 20,351.35 × 3,572.52
  4. Step 4: Simplify right side
    13,568.01x = 72,705,604.90
  5. Step 5: Solve for x
    x = 72,705,604.90/13,568.01
  6. Step 6: Final answer
    x = 5,358.60

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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.