Home / 30,260.70-41,757.48-17,513.87

Finding the Fourth Proportional to 30,260.70, 41,757.48 and 17,513.87

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Solution

The fourth proportional to 30,260.70, 41,757.48 and 17,513.87 is: 24,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.70 : 41,757.48 = 17,513.87 : x
  2. Step 2: Convert to fraction form
    30,260.70/41,757.48 = 17,513.87/x
  3. Step 3: Cross multiply
    30,260.70x = 41,757.48 × 17,513.87
  4. Step 4: Simplify right side
    30,260.70x = 731,334,867.46
  5. Step 5: Solve for x
    x = 731,334,867.46/30,260.70
  6. Step 6: Final answer
    x = 24,167.81

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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.