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Finding the Fourth Proportional to 17,362.80, 26,036.52 and 5,051.76

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Solution

The fourth proportional to 17,362.80, 26,036.52 and 5,051.76 is: 7,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.80 : 26,036.52 = 5,051.76 : x
  2. Step 2: Convert to fraction form
    17,362.80/26,036.52 = 5,051.76/x
  3. Step 3: Cross multiply
    17,362.80x = 26,036.52 × 5,051.76
  4. Step 4: Simplify right side
    17,362.80x = 131,530,250.28
  5. Step 5: Solve for x
    x = 131,530,250.28/17,362.80
  6. Step 6: Final answer
    x = 7,575.41

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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.