Home / 16,044.48-22,141.38-8,970.92

Finding the Fourth Proportional to 16,044.48, 22,141.38 and 8,970.92

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Solution

The fourth proportional to 16,044.48, 22,141.38 and 8,970.92 is: 12,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,044.48 : 22,141.38 = 8,970.92 : x
  2. Step 2: Convert to fraction form
    16,044.48/22,141.38 = 8,970.92/x
  3. Step 3: Cross multiply
    16,044.48x = 22,141.38 × 8,970.92
  4. Step 4: Simplify right side
    16,044.48x = 198,628,554.63
  5. Step 5: Solve for x
    x = 198,628,554.63/16,044.48
  6. Step 6: Final answer
    x = 12,379.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.