Home / 29,890.20-41,246.90-17,142.73

Finding the Fourth Proportional to 29,890.20, 41,246.90 and 17,142.73

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Solution

The fourth proportional to 29,890.20, 41,246.90 and 17,142.73 is: 23,656.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.20 : 41,246.90 = 17,142.73 : x
  2. Step 2: Convert to fraction form
    29,890.20/41,246.90 = 17,142.73/x
  3. Step 3: Cross multiply
    29,890.20x = 41,246.90 × 17,142.73
  4. Step 4: Simplify right side
    29,890.20x = 707,084,281.21
  5. Step 5: Solve for x
    x = 707,084,281.21/29,890.20
  6. Step 6: Final answer
    x = 23,656.06

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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.