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Finding the Fourth Proportional to 33,486.51, 50,230.16 and 8,526.53

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Solution

The fourth proportional to 33,486.51, 50,230.16 and 8,526.53 is: 12,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486.51 : 50,230.16 = 8,526.53 : x
  2. Step 2: Convert to fraction form
    33,486.51/50,230.16 = 8,526.53/x
  3. Step 3: Cross multiply
    33,486.51x = 50,230.16 × 8,526.53
  4. Step 4: Simplify right side
    33,486.51x = 428,289,081.06
  5. Step 5: Solve for x
    x = 428,289,081.06/33,486.51
  6. Step 6: Final answer
    x = 12,789.90

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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.