Home / 33,110.60-49,685.10-12,336.20

Finding the Fourth Proportional to 33,110.60, 49,685.10 and 12,336.20

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Solution

The fourth proportional to 33,110.60, 49,685.10 and 12,336.20 is: 18,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,110.60 : 49,685.10 = 12,336.20 : x
  2. Step 2: Convert to fraction form
    33,110.60/49,685.10 = 12,336.20/x
  3. Step 3: Cross multiply
    33,110.60x = 49,685.10 × 12,336.20
  4. Step 4: Simplify right side
    33,110.60x = 612,925,330.62
  5. Step 5: Solve for x
    x = 612,925,330.62/33,110.60
  6. Step 6: Final answer
    x = 18,511.45

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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.