Home / 39,191.14-58,768.17-15,186.68

Finding the Fourth Proportional to 39,191.14, 58,768.17 and 15,186.68

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Solution

The fourth proportional to 39,191.14, 58,768.17 and 15,186.68 is: 22,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.14 : 58,768.17 = 15,186.68 : x
  2. Step 2: Convert to fraction form
    39,191.14/58,768.17 = 15,186.68/x
  3. Step 3: Cross multiply
    39,191.14x = 58,768.17 × 15,186.68
  4. Step 4: Simplify right side
    39,191.14x = 892,493,391.98
  5. Step 5: Solve for x
    x = 892,493,391.98/39,191.14
  6. Step 6: Final answer
    x = 22,772.84

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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.