Home / 50,057.20-69,072.12-29,909.83

Finding the Fourth Proportional to 50,057.20, 69,072.12 and 29,909.83

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Solution

The fourth proportional to 50,057.20, 69,072.12 and 29,909.83 is: 41,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,057.20 : 69,072.12 = 29,909.83 : x
  2. Step 2: Convert to fraction form
    50,057.20/69,072.12 = 29,909.83/x
  3. Step 3: Cross multiply
    50,057.20x = 69,072.12 × 29,909.83
  4. Step 4: Simplify right side
    50,057.20x = 2,065,935,366.94
  5. Step 5: Solve for x
    x = 2,065,935,366.94/50,057.20
  6. Step 6: Final answer
    x = 41,271.49

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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.