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Finding the Fourth Proportional to 17,222.56, 25,824.86 and 6,127.63

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Solution

The fourth proportional to 17,222.56, 25,824.86 and 6,127.63 is: 9,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.56 : 25,824.86 = 6,127.63 : x
  2. Step 2: Convert to fraction form
    17,222.56/25,824.86 = 6,127.63/x
  3. Step 3: Cross multiply
    17,222.56x = 25,824.86 × 6,127.63
  4. Step 4: Simplify right side
    17,222.56x = 158,245,156.24
  5. Step 5: Solve for x
    x = 158,245,156.24/17,222.56
  6. Step 6: Final answer
    x = 9,188.25

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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.