Home / 16,247.93-22,422.84-9,538.70

Finding the Fourth Proportional to 16,247.93, 22,422.84 and 9,538.70

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Solution

The fourth proportional to 16,247.93, 22,422.84 and 9,538.70 is: 13,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.93 : 22,422.84 = 9,538.70 : x
  2. Step 2: Convert to fraction form
    16,247.93/22,422.84 = 9,538.70/x
  3. Step 3: Cross multiply
    16,247.93x = 22,422.84 × 9,538.70
  4. Step 4: Simplify right side
    16,247.93x = 213,884,743.91
  5. Step 5: Solve for x
    x = 213,884,743.91/16,247.93
  6. Step 6: Final answer
    x = 13,163.81

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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.