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Finding the Fourth Proportional to 17,507.95, 26,257.92 and 5,027.88

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Solution

The fourth proportional to 17,507.95, 26,257.92 and 5,027.88 is: 7,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,507.95 : 26,257.92 = 5,027.88 : x
  2. Step 2: Convert to fraction form
    17,507.95/26,257.92 = 5,027.88/x
  3. Step 3: Cross multiply
    17,507.95x = 26,257.92 × 5,027.88
  4. Step 4: Simplify right side
    17,507.95x = 132,021,670.81
  5. Step 5: Solve for x
    x = 132,021,670.81/17,507.95
  6. Step 6: Final answer
    x = 7,540.67

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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.