Home / 16,173.12-22,318.80-10,208.64

Finding the Fourth Proportional to 16,173.12, 22,318.80 and 10,208.64

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Solution

The fourth proportional to 16,173.12, 22,318.80 and 10,208.64 is: 14,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.12 : 22,318.80 = 10,208.64 : x
  2. Step 2: Convert to fraction form
    16,173.12/22,318.80 = 10,208.64/x
  3. Step 3: Cross multiply
    16,173.12x = 22,318.80 × 10,208.64
  4. Step 4: Simplify right side
    16,173.12x = 227,844,594.43
  5. Step 5: Solve for x
    x = 227,844,594.43/16,173.12
  6. Step 6: Final answer
    x = 14,087.86

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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.