Home / 38,887.80-58,340.94-12,592.52

Finding the Fourth Proportional to 38,887.80, 58,340.94 and 12,592.52

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Solution

The fourth proportional to 38,887.80, 58,340.94 and 12,592.52 is: 18,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.80 : 58,340.94 = 12,592.52 : x
  2. Step 2: Convert to fraction form
    38,887.80/58,340.94 = 12,592.52/x
  3. Step 3: Cross multiply
    38,887.80x = 58,340.94 × 12,592.52
  4. Step 4: Simplify right side
    38,887.80x = 734,659,453.77
  5. Step 5: Solve for x
    x = 734,659,453.77/38,887.80
  6. Step 6: Final answer
    x = 18,891.77

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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.