Home / 38,367.86-57,546.32-12,071.91

Finding the Fourth Proportional to 38,367.86, 57,546.32 and 12,071.91

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Solution

The fourth proportional to 38,367.86, 57,546.32 and 12,071.91 is: 18,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.86 : 57,546.32 = 12,071.91 : x
  2. Step 2: Convert to fraction form
    38,367.86/57,546.32 = 12,071.91/x
  3. Step 3: Cross multiply
    38,367.86x = 57,546.32 × 12,071.91
  4. Step 4: Simplify right side
    38,367.86x = 694,694,151.31
  5. Step 5: Solve for x
    x = 694,694,151.31/38,367.86
  6. Step 6: Final answer
    x = 18,106.15

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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.