Home / 38,168.06-57,255.87-13,204.58

Finding the Fourth Proportional to 38,168.06, 57,255.87 and 13,204.58

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Solution

The fourth proportional to 38,168.06, 57,255.87 and 13,204.58 is: 19,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168.06 : 57,255.87 = 13,204.58 : x
  2. Step 2: Convert to fraction form
    38,168.06/57,255.87 = 13,204.58/x
  3. Step 3: Cross multiply
    38,168.06x = 57,255.87 × 13,204.58
  4. Step 4: Simplify right side
    38,168.06x = 756,039,715.88
  5. Step 5: Solve for x
    x = 756,039,715.88/38,168.06
  6. Step 6: Final answer
    x = 19,808.18

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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.