Home / 14,970.80-22,456.27-3,876.71

Finding the Fourth Proportional to 14,970.80, 22,456.27 and 3,876.71

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Solution

The fourth proportional to 14,970.80, 22,456.27 and 3,876.71 is: 5,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.80 : 22,456.27 = 3,876.71 : x
  2. Step 2: Convert to fraction form
    14,970.80/22,456.27 = 3,876.71/x
  3. Step 3: Cross multiply
    14,970.80x = 22,456.27 × 3,876.71
  4. Step 4: Simplify right side
    14,970.80x = 87,056,339.04
  5. Step 5: Solve for x
    x = 87,056,339.04/14,970.80
  6. Step 6: Final answer
    x = 5,815.07

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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.