Home / 16,976.36-23,427.96-9,422.12

Finding the Fourth Proportional to 16,976.36, 23,427.96 and 9,422.12

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Solution

The fourth proportional to 16,976.36, 23,427.96 and 9,422.12 is: 13,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.36 : 23,427.96 = 9,422.12 : x
  2. Step 2: Convert to fraction form
    16,976.36/23,427.96 = 9,422.12/x
  3. Step 3: Cross multiply
    16,976.36x = 23,427.96 × 9,422.12
  4. Step 4: Simplify right side
    16,976.36x = 220,741,050.48
  5. Step 5: Solve for x
    x = 220,741,050.48/16,976.36
  6. Step 6: Final answer
    x = 13,002.85

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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.