Home / 38,932.07-58,385.75-12,630.56

Finding the Fourth Proportional to 38,932.07, 58,385.75 and 12,630.56

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Solution

The fourth proportional to 38,932.07, 58,385.75 and 12,630.56 is: 18,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,932.07 : 58,385.75 = 12,630.56 : x
  2. Step 2: Convert to fraction form
    38,932.07/58,385.75 = 12,630.56/x
  3. Step 3: Cross multiply
    38,932.07x = 58,385.75 × 12,630.56
  4. Step 4: Simplify right side
    38,932.07x = 737,444,363.44
  5. Step 5: Solve for x
    x = 737,444,363.44/38,932.07
  6. Step 6: Final answer
    x = 18,941.83

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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.