Home / 13,352.76-20,027.61-3,492.99

Finding the Fourth Proportional to 13,352.76, 20,027.61 and 3,492.99

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Solution

The fourth proportional to 13,352.76, 20,027.61 and 3,492.99 is: 5,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.76 : 20,027.61 = 3,492.99 : x
  2. Step 2: Convert to fraction form
    13,352.76/20,027.61 = 3,492.99/x
  3. Step 3: Cross multiply
    13,352.76x = 20,027.61 × 3,492.99
  4. Step 4: Simplify right side
    13,352.76x = 69,956,241.45
  5. Step 5: Solve for x
    x = 69,956,241.45/13,352.76
  6. Step 6: Final answer
    x = 5,239.08

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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.