Home / 19,320.73-28,966.92-6,165.52

Finding the Fourth Proportional to 19,320.73, 28,966.92 and 6,165.52

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Solution

The fourth proportional to 19,320.73, 28,966.92 and 6,165.52 is: 9,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.73 : 28,966.92 = 6,165.52 : x
  2. Step 2: Convert to fraction form
    19,320.73/28,966.92 = 6,165.52/x
  3. Step 3: Cross multiply
    19,320.73x = 28,966.92 × 6,165.52
  4. Step 4: Simplify right side
    19,320.73x = 178,596,124.60
  5. Step 5: Solve for x
    x = 178,596,124.60/19,320.73
  6. Step 6: Final answer
    x = 9,243.76

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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.