Home / 13,734.75-20,589.91-4,967.72

Finding the Fourth Proportional to 13,734.75, 20,589.91 and 4,967.72

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Solution

The fourth proportional to 13,734.75, 20,589.91 and 4,967.72 is: 7,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.75 : 20,589.91 = 4,967.72 : x
  2. Step 2: Convert to fraction form
    13,734.75/20,589.91 = 4,967.72/x
  3. Step 3: Cross multiply
    13,734.75x = 20,589.91 × 4,967.72
  4. Step 4: Simplify right side
    13,734.75x = 102,284,792.34
  5. Step 5: Solve for x
    x = 102,284,792.34/13,734.75
  6. Step 6: Final answer
    x = 7,447.15

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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.