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Finding the Fourth Proportional to 17,886.52, 26,835.18 and 6,199.84

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Solution

The fourth proportional to 17,886.52, 26,835.18 and 6,199.84 is: 9,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.52 : 26,835.18 = 6,199.84 : x
  2. Step 2: Convert to fraction form
    17,886.52/26,835.18 = 6,199.84/x
  3. Step 3: Cross multiply
    17,886.52x = 26,835.18 × 6,199.84
  4. Step 4: Simplify right side
    17,886.52x = 166,373,822.37
  5. Step 5: Solve for x
    x = 166,373,822.37/17,886.52
  6. Step 6: Final answer
    x = 9,301.63

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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.