Home / 57,310.29-85,965.99-17,329.59

Finding the Fourth Proportional to 57,310.29, 85,965.99 and 17,329.59

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Solution

The fourth proportional to 57,310.29, 85,965.99 and 17,329.59 is: 25,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310.29 : 85,965.99 = 17,329.59 : x
  2. Step 2: Convert to fraction form
    57,310.29/85,965.99 = 17,329.59/x
  3. Step 3: Cross multiply
    57,310.29x = 85,965.99 × 17,329.59
  4. Step 4: Simplify right side
    57,310.29x = 1,489,755,360.64
  5. Step 5: Solve for x
    x = 1,489,755,360.64/57,310.29
  6. Step 6: Final answer
    x = 25,994.55

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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.