Home / 20,960.52-31,429.96-6,167.52

Finding the Fourth Proportional to 20,960.52, 31,429.96 and 6,167.52

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Solution

The fourth proportional to 20,960.52, 31,429.96 and 6,167.52 is: 9,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,960.52 : 31,429.96 = 6,167.52 : x
  2. Step 2: Convert to fraction form
    20,960.52/31,429.96 = 6,167.52/x
  3. Step 3: Cross multiply
    20,960.52x = 31,429.96 × 6,167.52
  4. Step 4: Simplify right side
    20,960.52x = 193,844,829.10
  5. Step 5: Solve for x
    x = 193,844,829.10/20,960.52
  6. Step 6: Final answer
    x = 9,248.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.