Home / 16,236.18-22,421.09-11,949.66

Finding the Fourth Proportional to 16,236.18, 22,421.09 and 11,949.66

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Solution

The fourth proportional to 16,236.18, 22,421.09 and 11,949.66 is: 16,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,236.18 : 22,421.09 = 11,949.66 : x
  2. Step 2: Convert to fraction form
    16,236.18/22,421.09 = 11,949.66/x
  3. Step 3: Cross multiply
    16,236.18x = 22,421.09 × 11,949.66
  4. Step 4: Simplify right side
    16,236.18x = 267,924,342.58
  5. Step 5: Solve for x
    x = 267,924,342.58/16,236.18
  6. Step 6: Final answer
    x = 16,501.69

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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.