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Finding the Fourth Proportional to 33,326.60, 50,009.10 and 12,552.20

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Solution

The fourth proportional to 33,326.60, 50,009.10 and 12,552.20 is: 18,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.60 : 50,009.10 = 12,552.20 : x
  2. Step 2: Convert to fraction form
    33,326.60/50,009.10 = 12,552.20/x
  3. Step 3: Cross multiply
    33,326.60x = 50,009.10 × 12,552.20
  4. Step 4: Simplify right side
    33,326.60x = 627,724,225.02
  5. Step 5: Solve for x
    x = 627,724,225.02/33,326.60
  6. Step 6: Final answer
    x = 18,835.53

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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.