Home / 50,409.15-69,560.55-29,189.76

Finding the Fourth Proportional to 50,409.15, 69,560.55 and 29,189.76

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Solution

The fourth proportional to 50,409.15, 69,560.55 and 29,189.76 is: 40,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,409.15 : 69,560.55 = 29,189.76 : x
  2. Step 2: Convert to fraction form
    50,409.15/69,560.55 = 29,189.76/x
  3. Step 3: Cross multiply
    50,409.15x = 69,560.55 × 29,189.76
  4. Step 4: Simplify right side
    50,409.15x = 2,030,455,759.97
  5. Step 5: Solve for x
    x = 2,030,455,759.97/50,409.15
  6. Step 6: Final answer
    x = 40,279.51

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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.