Home / 36,823.40-50,816.60-20,691.04

Finding the Fourth Proportional to 36,823.40, 50,816.60 and 20,691.04

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Solution

The fourth proportional to 36,823.40, 50,816.60 and 20,691.04 is: 28,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,823.40 : 50,816.60 = 20,691.04 : x
  2. Step 2: Convert to fraction form
    36,823.40/50,816.60 = 20,691.04/x
  3. Step 3: Cross multiply
    36,823.40x = 50,816.60 × 20,691.04
  4. Step 4: Simplify right side
    36,823.40x = 1,051,448,303.26
  5. Step 5: Solve for x
    x = 1,051,448,303.26/36,823.40
  6. Step 6: Final answer
    x = 28,553.81

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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.