Home / 16,388.29-22,609.42-10,089.73

Finding the Fourth Proportional to 16,388.29, 22,609.42 and 10,089.73

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Solution

The fourth proportional to 16,388.29, 22,609.42 and 10,089.73 is: 13,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.29 : 22,609.42 = 10,089.73 : x
  2. Step 2: Convert to fraction form
    16,388.29/22,609.42 = 10,089.73/x
  3. Step 3: Cross multiply
    16,388.29x = 22,609.42 × 10,089.73
  4. Step 4: Simplify right side
    16,388.29x = 228,122,943.26
  5. Step 5: Solve for x
    x = 228,122,943.26/16,388.29
  6. Step 6: Final answer
    x = 13,919.87

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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.