Home / 16,171.34-22,316.80-9,001.63

Finding the Fourth Proportional to 16,171.34, 22,316.80 and 9,001.63

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Solution

The fourth proportional to 16,171.34, 22,316.80 and 9,001.63 is: 12,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.34 : 22,316.80 = 9,001.63 : x
  2. Step 2: Convert to fraction form
    16,171.34/22,316.80 = 9,001.63/x
  3. Step 3: Cross multiply
    16,171.34x = 22,316.80 × 9,001.63
  4. Step 4: Simplify right side
    16,171.34x = 200,887,464.80
  5. Step 5: Solve for x
    x = 200,887,464.80/16,171.34
  6. Step 6: Final answer
    x = 12,422.44

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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.