Home / 16,044.48-22,141.68-8,971.68

Finding the Fourth Proportional to 16,044.48, 22,141.68 and 8,971.68

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Solution

The fourth proportional to 16,044.48, 22,141.68 and 8,971.68 is: 12,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,044.48 : 22,141.68 = 8,971.68 : x
  2. Step 2: Convert to fraction form
    16,044.48/22,141.68 = 8,971.68/x
  3. Step 3: Cross multiply
    16,044.48x = 22,141.68 × 8,971.68
  4. Step 4: Simplify right side
    16,044.48x = 198,648,067.62
  5. Step 5: Solve for x
    x = 198,648,067.62/16,044.48
  6. Step 6: Final answer
    x = 12,381.08

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1.5x scale

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.