Home / 15,600.44-21,522.46-9,933.72

Finding the Fourth Proportional to 15,600.44, 21,522.46 and 9,933.72

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Solution

The fourth proportional to 15,600.44, 21,522.46 and 9,933.72 is: 13,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.44 : 21,522.46 = 9,933.72 : x
  2. Step 2: Convert to fraction form
    15,600.44/21,522.46 = 9,933.72/x
  3. Step 3: Cross multiply
    15,600.44x = 21,522.46 × 9,933.72
  4. Step 4: Simplify right side
    15,600.44x = 213,798,091.35
  5. Step 5: Solve for x
    x = 213,798,091.35/15,600.44
  6. Step 6: Final answer
    x = 13,704.62

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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.