Home / 37,220.46-55,839.32-12,259.61

Finding the Fourth Proportional to 37,220.46, 55,839.32 and 12,259.61

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Solution

The fourth proportional to 37,220.46, 55,839.32 and 12,259.61 is: 18,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.46 : 55,839.32 = 12,259.61 : x
  2. Step 2: Convert to fraction form
    37,220.46/55,839.32 = 12,259.61/x
  3. Step 3: Cross multiply
    37,220.46x = 55,839.32 × 12,259.61
  4. Step 4: Simplify right side
    37,220.46x = 684,568,285.87
  5. Step 5: Solve for x
    x = 684,568,285.87/37,220.46
  6. Step 6: Final answer
    x = 18,392.26

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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.