Home / 16,171.66-22,316.31-9,001.34

Finding the Fourth Proportional to 16,171.66, 22,316.31 and 9,001.34

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Solution

The fourth proportional to 16,171.66, 22,316.31 and 9,001.34 is: 12,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.66 : 22,316.31 = 9,001.34 : x
  2. Step 2: Convert to fraction form
    16,171.66/22,316.31 = 9,001.34/x
  3. Step 3: Cross multiply
    16,171.66x = 22,316.31 × 9,001.34
  4. Step 4: Simplify right side
    16,171.66x = 200,876,716.36
  5. Step 5: Solve for x
    x = 200,876,716.36/16,171.66
  6. Step 6: Final answer
    x = 12,421.53

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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.