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Finding the Fourth Proportional to 17,027.76, 25,549.48 and 7,670.28

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Solution

The fourth proportional to 17,027.76, 25,549.48 and 7,670.28 is: 11,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.76 : 25,549.48 = 7,670.28 : x
  2. Step 2: Convert to fraction form
    17,027.76/25,549.48 = 7,670.28/x
  3. Step 3: Cross multiply
    17,027.76x = 25,549.48 × 7,670.28
  4. Step 4: Simplify right side
    17,027.76x = 195,971,665.45
  5. Step 5: Solve for x
    x = 195,971,665.45/17,027.76
  6. Step 6: Final answer
    x = 11,508.95

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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.