Home / 30,231.28-45,305.52-22,829.68

Finding the Fourth Proportional to 30,231.28, 45,305.52 and 22,829.68

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Solution

The fourth proportional to 30,231.28, 45,305.52 and 22,829.68 is: 34,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231.28 : 45,305.52 = 22,829.68 : x
  2. Step 2: Convert to fraction form
    30,231.28/45,305.52 = 22,829.68/x
  3. Step 3: Cross multiply
    30,231.28x = 45,305.52 × 22,829.68
  4. Step 4: Simplify right side
    30,231.28x = 1,034,310,523.83
  5. Step 5: Solve for x
    x = 1,034,310,523.83/30,231.28
  6. Step 6: Final answer
    x = 34,213.26

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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.