Home / 36,615.18-50,529.14-21,310.80

Finding the Fourth Proportional to 36,615.18, 50,529.14 and 21,310.80

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Solution

The fourth proportional to 36,615.18, 50,529.14 and 21,310.80 is: 29,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.18 : 50,529.14 = 21,310.80 : x
  2. Step 2: Convert to fraction form
    36,615.18/50,529.14 = 21,310.80/x
  3. Step 3: Cross multiply
    36,615.18x = 50,529.14 × 21,310.80
  4. Step 4: Simplify right side
    36,615.18x = 1,076,816,240.53
  5. Step 5: Solve for x
    x = 1,076,816,240.53/36,615.18
  6. Step 6: Final answer
    x = 29,409.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.