Home / 13,532.48-20,300.66-4,173.29

Finding the Fourth Proportional to 13,532.48, 20,300.66 and 4,173.29

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Solution

The fourth proportional to 13,532.48, 20,300.66 and 4,173.29 is: 6,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.48 : 20,300.66 = 4,173.29 : x
  2. Step 2: Convert to fraction form
    13,532.48/20,300.66 = 4,173.29/x
  3. Step 3: Cross multiply
    13,532.48x = 20,300.66 × 4,173.29
  4. Step 4: Simplify right side
    13,532.48x = 84,720,520.50
  5. Step 5: Solve for x
    x = 84,720,520.50/13,532.48
  6. Step 6: Final answer
    x = 6,260.53

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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.