Home / 16,958.77-23,404.58-9,885.04

Finding the Fourth Proportional to 16,958.77, 23,404.58 and 9,885.04

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Solution

The fourth proportional to 16,958.77, 23,404.58 and 9,885.04 is: 13,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.77 : 23,404.58 = 9,885.04 : x
  2. Step 2: Convert to fraction form
    16,958.77/23,404.58 = 9,885.04/x
  3. Step 3: Cross multiply
    16,958.77x = 23,404.58 × 9,885.04
  4. Step 4: Simplify right side
    16,958.77x = 231,355,138.62
  5. Step 5: Solve for x
    x = 231,355,138.62/16,958.77
  6. Step 6: Final answer
    x = 13,642.21

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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.