Home / 15,968.09-22,035.15-9,255.88

Finding the Fourth Proportional to 15,968.09, 22,035.15 and 9,255.88

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Solution

The fourth proportional to 15,968.09, 22,035.15 and 9,255.88 is: 12,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.09 : 22,035.15 = 9,255.88 : x
  2. Step 2: Convert to fraction form
    15,968.09/22,035.15 = 9,255.88/x
  3. Step 3: Cross multiply
    15,968.09x = 22,035.15 × 9,255.88
  4. Step 4: Simplify right side
    15,968.09x = 203,954,704.18
  5. Step 5: Solve for x
    x = 203,954,704.18/15,968.09
  6. Step 6: Final answer
    x = 12,772.64

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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.