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Finding the Fourth Proportional to 17,225.63, 25,842.09 and 5,539.76

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Solution

The fourth proportional to 17,225.63, 25,842.09 and 5,539.76 is: 8,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,225.63 : 25,842.09 = 5,539.76 : x
  2. Step 2: Convert to fraction form
    17,225.63/25,842.09 = 5,539.76/x
  3. Step 3: Cross multiply
    17,225.63x = 25,842.09 × 5,539.76
  4. Step 4: Simplify right side
    17,225.63x = 143,158,847.29
  5. Step 5: Solve for x
    x = 143,158,847.29/17,225.63
  6. Step 6: Final answer
    x = 8,310.81

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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.