Home / 16,163.52-22,304.88-9,090.72

Finding the Fourth Proportional to 16,163.52, 22,304.88 and 9,090.72

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Solution

The fourth proportional to 16,163.52, 22,304.88 and 9,090.72 is: 12,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.52 : 22,304.88 = 9,090.72 : x
  2. Step 2: Convert to fraction form
    16,163.52/22,304.88 = 9,090.72/x
  3. Step 3: Cross multiply
    16,163.52x = 22,304.88 × 9,090.72
  4. Step 4: Simplify right side
    16,163.52x = 202,767,418.71
  5. Step 5: Solve for x
    x = 202,767,418.71/16,163.52
  6. Step 6: Final answer
    x = 12,544.76

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Half scale
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Double scale
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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.