Home / 30,223.11-45,334.61-8,036.48

Finding the Fourth Proportional to 30,223.11, 45,334.61 and 8,036.48

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Solution

The fourth proportional to 30,223.11, 45,334.61 and 8,036.48 is: 12,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223.11 : 45,334.61 = 8,036.48 : x
  2. Step 2: Convert to fraction form
    30,223.11/45,334.61 = 8,036.48/x
  3. Step 3: Cross multiply
    30,223.11x = 45,334.61 × 8,036.48
  4. Step 4: Simplify right side
    30,223.11x = 364,330,759.73
  5. Step 5: Solve for x
    x = 364,330,759.73/30,223.11
  6. Step 6: Final answer
    x = 12,054.71

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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.