Home / 37,380.86-56,076.89-12,071.92

Finding the Fourth Proportional to 37,380.86, 56,076.89 and 12,071.92

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Solution

The fourth proportional to 37,380.86, 56,076.89 and 12,071.92 is: 18,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.86 : 56,076.89 = 12,071.92 : x
  2. Step 2: Convert to fraction form
    37,380.86/56,076.89 = 12,071.92/x
  3. Step 3: Cross multiply
    37,380.86x = 56,076.89 × 12,071.92
  4. Step 4: Simplify right side
    37,380.86x = 676,955,729.93
  5. Step 5: Solve for x
    x = 676,955,729.93/37,380.86
  6. Step 6: Final answer
    x = 18,109.69

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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.