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Finding the Fourth Proportional to 17,353.68, 26,027.80 and 5,664.32

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Solution

The fourth proportional to 17,353.68, 26,027.80 and 5,664.32 is: 8,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.68 : 26,027.80 = 5,664.32 : x
  2. Step 2: Convert to fraction form
    17,353.68/26,027.80 = 5,664.32/x
  3. Step 3: Cross multiply
    17,353.68x = 26,027.80 × 5,664.32
  4. Step 4: Simplify right side
    17,353.68x = 147,429,788.10
  5. Step 5: Solve for x
    x = 147,429,788.10/17,353.68
  6. Step 6: Final answer
    x = 8,495.59

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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.