Home / 14,902.85-20,560.03-9,600.75

Finding the Fourth Proportional to 14,902.85, 20,560.03 and 9,600.75

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Solution

The fourth proportional to 14,902.85, 20,560.03 and 9,600.75 is: 13,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.85 : 20,560.03 = 9,600.75 : x
  2. Step 2: Convert to fraction form
    14,902.85/20,560.03 = 9,600.75/x
  3. Step 3: Cross multiply
    14,902.85x = 20,560.03 × 9,600.75
  4. Step 4: Simplify right side
    14,902.85x = 197,391,684.02
  5. Step 5: Solve for x
    x = 197,391,684.02/14,902.85
  6. Step 6: Final answer
    x = 13,245.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.