Home / 16,619.88-22,935.32-9,167.88

Finding the Fourth Proportional to 16,619.88, 22,935.32 and 9,167.88

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Solution

The fourth proportional to 16,619.88, 22,935.32 and 9,167.88 is: 12,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.88 : 22,935.32 = 9,167.88 : x
  2. Step 2: Convert to fraction form
    16,619.88/22,935.32 = 9,167.88/x
  3. Step 3: Cross multiply
    16,619.88x = 22,935.32 × 9,167.88
  4. Step 4: Simplify right side
    16,619.88x = 210,268,261.52
  5. Step 5: Solve for x
    x = 210,268,261.52/16,619.88
  6. Step 6: Final answer
    x = 12,651.61

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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.