Home / 36,318.60-50,003.80-30,992.04

Finding the Fourth Proportional to 36,318.60, 50,003.80 and 30,992.04

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Solution

The fourth proportional to 36,318.60, 50,003.80 and 30,992.04 is: 42,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,318.60 : 50,003.80 = 30,992.04 : x
  2. Step 2: Convert to fraction form
    36,318.60/50,003.80 = 30,992.04/x
  3. Step 3: Cross multiply
    36,318.60x = 50,003.80 × 30,992.04
  4. Step 4: Simplify right side
    36,318.60x = 1,549,719,769.75
  5. Step 5: Solve for x
    x = 1,549,719,769.75/36,318.60
  6. Step 6: Final answer
    x = 42,670.14

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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.