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Finding the Fourth Proportional to 17,027.06, 25,531.81 and 7,659.07

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Solution

The fourth proportional to 17,027.06, 25,531.81 and 7,659.07 is: 11,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.06 : 25,531.81 = 7,659.07 : x
  2. Step 2: Convert to fraction form
    17,027.06/25,531.81 = 7,659.07/x
  3. Step 3: Cross multiply
    17,027.06x = 25,531.81 × 7,659.07
  4. Step 4: Simplify right side
    17,027.06x = 195,549,837.04
  5. Step 5: Solve for x
    x = 195,549,837.04/17,027.06
  6. Step 6: Final answer
    x = 11,484.65

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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.