Home / 37,007.80-55,515.20-10,353.79

Finding the Fourth Proportional to 37,007.80, 55,515.20 and 10,353.79

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Solution

The fourth proportional to 37,007.80, 55,515.20 and 10,353.79 is: 15,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.80 : 55,515.20 = 10,353.79 : x
  2. Step 2: Convert to fraction form
    37,007.80/55,515.20 = 10,353.79/x
  3. Step 3: Cross multiply
    37,007.80x = 55,515.20 × 10,353.79
  4. Step 4: Simplify right side
    37,007.80x = 574,792,722.61
  5. Step 5: Solve for x
    x = 574,792,722.61/37,007.80
  6. Step 6: Final answer
    x = 15,531.66

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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.