Home / 12,836.52-19,199.16-7,558.96

Finding the Fourth Proportional to 12,836.52, 19,199.16 and 7,558.96

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Solution

The fourth proportional to 12,836.52, 19,199.16 and 7,558.96 is: 11,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.52 : 19,199.16 = 7,558.96 : x
  2. Step 2: Convert to fraction form
    12,836.52/19,199.16 = 7,558.96/x
  3. Step 3: Cross multiply
    12,836.52x = 19,199.16 × 7,558.96
  4. Step 4: Simplify right side
    12,836.52x = 145,125,682.47
  5. Step 5: Solve for x
    x = 145,125,682.47/12,836.52
  6. Step 6: Final answer
    x = 11,305.69

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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.