Home / 26,170.35-39,194.29-19,132.66

Finding the Fourth Proportional to 26,170.35, 39,194.29 and 19,132.66

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Solution

The fourth proportional to 26,170.35, 39,194.29 and 19,132.66 is: 28,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.35 : 39,194.29 = 19,132.66 : x
  2. Step 2: Convert to fraction form
    26,170.35/39,194.29 = 19,132.66/x
  3. Step 3: Cross multiply
    26,170.35x = 39,194.29 × 19,132.66
  4. Step 4: Simplify right side
    26,170.35x = 749,891,024.51
  5. Step 5: Solve for x
    x = 749,891,024.51/26,170.35
  6. Step 6: Final answer
    x = 28,654.22

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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.