Home / 37,221.15-55,839.44-12,262.74

Finding the Fourth Proportional to 37,221.15, 55,839.44 and 12,262.74

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Solution

The fourth proportional to 37,221.15, 55,839.44 and 12,262.74 is: 18,396.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,221.15 : 55,839.44 = 12,262.74 : x
  2. Step 2: Convert to fraction form
    37,221.15/55,839.44 = 12,262.74/x
  3. Step 3: Cross multiply
    37,221.15x = 55,839.44 × 12,262.74
  4. Step 4: Simplify right side
    37,221.15x = 684,744,534.47
  5. Step 5: Solve for x
    x = 684,744,534.47/37,221.15
  6. Step 6: Final answer
    x = 18,396.65

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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.