Home / 60,012.27-90,028.17-30,027.69

Finding the Fourth Proportional to 60,012.27, 90,028.17 and 30,027.69

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Solution

The fourth proportional to 60,012.27, 90,028.17 and 30,027.69 is: 45,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.27 : 90,028.17 = 30,027.69 : x
  2. Step 2: Convert to fraction form
    60,012.27/90,028.17 = 30,027.69/x
  3. Step 3: Cross multiply
    60,012.27x = 90,028.17 × 30,027.69
  4. Step 4: Simplify right side
    60,012.27x = 2,703,337,980.03
  5. Step 5: Solve for x
    x = 2,703,337,980.03/60,012.27
  6. Step 6: Final answer
    x = 45,046.42

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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.