Home / 37,290.86-55,928.18-12,324.99

Finding the Fourth Proportional to 37,290.86, 55,928.18 and 12,324.99

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Solution

The fourth proportional to 37,290.86, 55,928.18 and 12,324.99 is: 18,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.86 : 55,928.18 = 12,324.99 : x
  2. Step 2: Convert to fraction form
    37,290.86/55,928.18 = 12,324.99/x
  3. Step 3: Cross multiply
    37,290.86x = 55,928.18 × 12,324.99
  4. Step 4: Simplify right side
    37,290.86x = 689,314,197.59
  5. Step 5: Solve for x
    x = 689,314,197.59/37,290.86
  6. Step 6: Final answer
    x = 18,484.81

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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.