Home / 50,415.12-69,565.15-29,190.29

Finding the Fourth Proportional to 50,415.12, 69,565.15 and 29,190.29

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Solution

The fourth proportional to 50,415.12, 69,565.15 and 29,190.29 is: 40,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415.12 : 69,565.15 = 29,190.29 : x
  2. Step 2: Convert to fraction form
    50,415.12/69,565.15 = 29,190.29/x
  3. Step 3: Cross multiply
    50,415.12x = 69,565.15 × 29,190.29
  4. Step 4: Simplify right side
    50,415.12x = 2,030,626,481.59
  5. Step 5: Solve for x
    x = 2,030,626,481.59/50,415.12
  6. Step 6: Final answer
    x = 40,278.12

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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.