Home / 33,486.59-50,228.24-12,430.72

Finding the Fourth Proportional to 33,486.59, 50,228.24 and 12,430.72

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Solution

The fourth proportional to 33,486.59, 50,228.24 and 12,430.72 is: 18,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486.59 : 50,228.24 = 12,430.72 : x
  2. Step 2: Convert to fraction form
    33,486.59/50,228.24 = 12,430.72/x
  3. Step 3: Cross multiply
    33,486.59x = 50,228.24 × 12,430.72
  4. Step 4: Simplify right side
    33,486.59x = 624,373,329.43
  5. Step 5: Solve for x
    x = 624,373,329.43/33,486.59
  6. Step 6: Final answer
    x = 18,645.47

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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.