Home / 38,131.17-57,197.30-11,834.25

Finding the Fourth Proportional to 38,131.17, 57,197.30 and 11,834.25

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Solution

The fourth proportional to 38,131.17, 57,197.30 and 11,834.25 is: 17,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131.17 : 57,197.30 = 11,834.25 : x
  2. Step 2: Convert to fraction form
    38,131.17/57,197.30 = 11,834.25/x
  3. Step 3: Cross multiply
    38,131.17x = 57,197.30 × 11,834.25
  4. Step 4: Simplify right side
    38,131.17x = 676,887,088.35
  5. Step 5: Solve for x
    x = 676,887,088.35/38,131.17
  6. Step 6: Final answer
    x = 17,751.54

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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.