Home / 36,707.80-55,076.10-13,336.60

Finding the Fourth Proportional to 36,707.80, 55,076.10 and 13,336.60

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Solution

The fourth proportional to 36,707.80, 55,076.10 and 13,336.60 is: 20,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,707.80 : 55,076.10 = 13,336.60 : x
  2. Step 2: Convert to fraction form
    36,707.80/55,076.10 = 13,336.60/x
  3. Step 3: Cross multiply
    36,707.80x = 55,076.10 × 13,336.60
  4. Step 4: Simplify right side
    36,707.80x = 734,527,915.26
  5. Step 5: Solve for x
    x = 734,527,915.26/36,707.80
  6. Step 6: Final answer
    x = 20,010.13

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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.