Home / 16,958.58-23,404.26-9,407.28

Finding the Fourth Proportional to 16,958.58, 23,404.26 and 9,407.28

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Solution

The fourth proportional to 16,958.58, 23,404.26 and 9,407.28 is: 12,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.58 : 23,404.26 = 9,407.28 : x
  2. Step 2: Convert to fraction form
    16,958.58/23,404.26 = 9,407.28/x
  3. Step 3: Cross multiply
    16,958.58x = 23,404.26 × 9,407.28
  4. Step 4: Simplify right side
    16,958.58x = 220,170,427.01
  5. Step 5: Solve for x
    x = 220,170,427.01/16,958.58
  6. Step 6: Final answer
    x = 12,982.83

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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.