Home / 50,279.96-69,378.60-29,055.12

Finding the Fourth Proportional to 50,279.96, 69,378.60 and 29,055.12

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Solution

The fourth proportional to 50,279.96, 69,378.60 and 29,055.12 is: 40,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,279.96 : 69,378.60 = 29,055.12 : x
  2. Step 2: Convert to fraction form
    50,279.96/69,378.60 = 29,055.12/x
  3. Step 3: Cross multiply
    50,279.96x = 69,378.60 × 29,055.12
  4. Step 4: Simplify right side
    50,279.96x = 2,015,803,548.43
  5. Step 5: Solve for x
    x = 2,015,803,548.43/50,279.96
  6. Step 6: Final answer
    x = 40,091.59

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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.