Home / 36,087.99-54,116.51-12,397.92

Finding the Fourth Proportional to 36,087.99, 54,116.51 and 12,397.92

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Solution

The fourth proportional to 36,087.99, 54,116.51 and 12,397.92 is: 18,591.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.99 : 54,116.51 = 12,397.92 : x
  2. Step 2: Convert to fraction form
    36,087.99/54,116.51 = 12,397.92/x
  3. Step 3: Cross multiply
    36,087.99x = 54,116.51 × 12,397.92
  4. Step 4: Simplify right side
    36,087.99x = 670,931,896.73
  5. Step 5: Solve for x
    x = 670,931,896.73/36,087.99
  6. Step 6: Final answer
    x = 18,591.56

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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.