Home / 12,569.73-18,854.31-6,328.07

Finding the Fourth Proportional to 12,569.73, 18,854.31 and 6,328.07

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Solution

The fourth proportional to 12,569.73, 18,854.31 and 6,328.07 is: 9,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.73 : 18,854.31 = 6,328.07 : x
  2. Step 2: Convert to fraction form
    12,569.73/18,854.31 = 6,328.07/x
  3. Step 3: Cross multiply
    12,569.73x = 18,854.31 × 6,328.07
  4. Step 4: Simplify right side
    12,569.73x = 119,311,377.66
  5. Step 5: Solve for x
    x = 119,311,377.66/12,569.73
  6. Step 6: Final answer
    x = 9,491.96

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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.