Home / 19,175.14-28,753.60-6,693.66

Finding the Fourth Proportional to 19,175.14, 28,753.60 and 6,693.66

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Solution

The fourth proportional to 19,175.14, 28,753.60 and 6,693.66 is: 10,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175.14 : 28,753.60 = 6,693.66 : x
  2. Step 2: Convert to fraction form
    19,175.14/28,753.60 = 6,693.66/x
  3. Step 3: Cross multiply
    19,175.14x = 28,753.60 × 6,693.66
  4. Step 4: Simplify right side
    19,175.14x = 192,466,822.18
  5. Step 5: Solve for x
    x = 192,466,822.18/19,175.14
  6. Step 6: Final answer
    x = 10,037.31

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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.