Home / 36,292.50-50,079.60-20,374.74

Finding the Fourth Proportional to 36,292.50, 50,079.60 and 20,374.74

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Solution

The fourth proportional to 36,292.50, 50,079.60 and 20,374.74 is: 28,114.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,292.50 : 50,079.60 = 20,374.74 : x
  2. Step 2: Convert to fraction form
    36,292.50/50,079.60 = 20,374.74/x
  3. Step 3: Cross multiply
    36,292.50x = 50,079.60 × 20,374.74
  4. Step 4: Simplify right side
    36,292.50x = 1,020,358,829.30
  5. Step 5: Solve for x
    x = 1,020,358,829.30/36,292.50
  6. Step 6: Final answer
    x = 28,114.87

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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.