Home / 45,012.24-67,396.86-30,189.24

Finding the Fourth Proportional to 45,012.24, 67,396.86 and 30,189.24

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Solution

The fourth proportional to 45,012.24, 67,396.86 and 30,189.24 is: 45,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,012.24 : 67,396.86 = 30,189.24 : x
  2. Step 2: Convert to fraction form
    45,012.24/67,396.86 = 30,189.24/x
  3. Step 3: Cross multiply
    45,012.24x = 67,396.86 × 30,189.24
  4. Step 4: Simplify right side
    45,012.24x = 2,034,659,981.79
  5. Step 5: Solve for x
    x = 2,034,659,981.79/45,012.24
  6. Step 6: Final answer
    x = 45,202.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.