Home / 36,288.68-50,077.54-20,373.80

Finding the Fourth Proportional to 36,288.68, 50,077.54 and 20,373.80

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Solution

The fourth proportional to 36,288.68, 50,077.54 and 20,373.80 is: 28,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.68 : 50,077.54 = 20,373.80 : x
  2. Step 2: Convert to fraction form
    36,288.68/50,077.54 = 20,373.80/x
  3. Step 3: Cross multiply
    36,288.68x = 50,077.54 × 20,373.80
  4. Step 4: Simplify right side
    36,288.68x = 1,020,269,784.45
  5. Step 5: Solve for x
    x = 1,020,269,784.45/36,288.68
  6. Step 6: Final answer
    x = 28,115.37

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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.