Home / 50,993.90-70,370.12-29,190.72

Finding the Fourth Proportional to 50,993.90, 70,370.12 and 29,190.72

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Solution

The fourth proportional to 50,993.90, 70,370.12 and 29,190.72 is: 40,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,993.90 : 70,370.12 = 29,190.72 : x
  2. Step 2: Convert to fraction form
    50,993.90/70,370.12 = 29,190.72/x
  3. Step 3: Cross multiply
    50,993.90x = 70,370.12 × 29,190.72
  4. Step 4: Simplify right side
    50,993.90x = 2,054,154,469.29
  5. Step 5: Solve for x
    x = 2,054,154,469.29/50,993.90
  6. Step 6: Final answer
    x = 40,282.36

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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.