Home / 16,221.53-22,389.32-10,546.43

Finding the Fourth Proportional to 16,221.53, 22,389.32 and 10,546.43

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Solution

The fourth proportional to 16,221.53, 22,389.32 and 10,546.43 is: 14,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,221.53 : 22,389.32 = 10,546.43 : x
  2. Step 2: Convert to fraction form
    16,221.53/22,389.32 = 10,546.43/x
  3. Step 3: Cross multiply
    16,221.53x = 22,389.32 × 10,546.43
  4. Step 4: Simplify right side
    16,221.53x = 236,127,343.40
  5. Step 5: Solve for x
    x = 236,127,343.40/16,221.53
  6. Step 6: Final answer
    x = 14,556.42

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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.