Home / 36,279.02-50,064.90-20,363.60

Finding the Fourth Proportional to 36,279.02, 50,064.90 and 20,363.60

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Solution

The fourth proportional to 36,279.02, 50,064.90 and 20,363.60 is: 28,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.02 : 50,064.90 = 20,363.60 : x
  2. Step 2: Convert to fraction form
    36,279.02/50,064.90 = 20,363.60/x
  3. Step 3: Cross multiply
    36,279.02x = 50,064.90 × 20,363.60
  4. Step 4: Simplify right side
    36,279.02x = 1,019,501,597.64
  5. Step 5: Solve for x
    x = 1,019,501,597.64/36,279.02
  6. Step 6: Final answer
    x = 28,101.69

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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.