Home / 19,177.32-28,750.14-8,092.56

Finding the Fourth Proportional to 19,177.32, 28,750.14 and 8,092.56

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Solution

The fourth proportional to 19,177.32, 28,750.14 and 8,092.56 is: 12,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.32 : 28,750.14 = 8,092.56 : x
  2. Step 2: Convert to fraction form
    19,177.32/28,750.14 = 8,092.56/x
  3. Step 3: Cross multiply
    19,177.32x = 28,750.14 × 8,092.56
  4. Step 4: Simplify right side
    19,177.32x = 232,662,232.96
  5. Step 5: Solve for x
    x = 232,662,232.96/19,177.32
  6. Step 6: Final answer
    x = 12,132.16

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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.