Home / 36,902.50-50,925.18-20,986.93

Finding the Fourth Proportional to 36,902.50, 50,925.18 and 20,986.93

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Solution

The fourth proportional to 36,902.50, 50,925.18 and 20,986.93 is: 28,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,902.50 : 50,925.18 = 20,986.93 : x
  2. Step 2: Convert to fraction form
    36,902.50/50,925.18 = 20,986.93/x
  3. Step 3: Cross multiply
    36,902.50x = 50,925.18 × 20,986.93
  4. Step 4: Simplify right side
    36,902.50x = 1,068,763,187.90
  5. Step 5: Solve for x
    x = 1,068,763,187.90/36,902.50
  6. Step 6: Final answer
    x = 28,961.81

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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.