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Finding the Fourth Proportional to 14,813.52, 22,220.24 and 3,869.52

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Solution

The fourth proportional to 14,813.52, 22,220.24 and 3,869.52 is: 5,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.52 : 22,220.24 = 3,869.52 : x
  2. Step 2: Convert to fraction form
    14,813.52/22,220.24 = 3,869.52/x
  3. Step 3: Cross multiply
    14,813.52x = 22,220.24 × 3,869.52
  4. Step 4: Simplify right side
    14,813.52x = 85,981,663.08
  5. Step 5: Solve for x
    x = 85,981,663.08/14,813.52
  6. Step 6: Final answer
    x = 5,804.27

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1.5x scale

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.