Home / 29,890.82-41,245.75-17,143.35

Finding the Fourth Proportional to 29,890.82, 41,245.75 and 17,143.35

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Solution

The fourth proportional to 29,890.82, 41,245.75 and 17,143.35 is: 23,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.82 : 41,245.75 = 17,143.35 : x
  2. Step 2: Convert to fraction form
    29,890.82/41,245.75 = 17,143.35/x
  3. Step 3: Cross multiply
    29,890.82x = 41,245.75 × 17,143.35
  4. Step 4: Simplify right side
    29,890.82x = 707,090,122.03
  5. Step 5: Solve for x
    x = 707,090,122.03/29,890.82
  6. Step 6: Final answer
    x = 23,655.76

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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.