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Finding the Fourth Proportional to 33,618.78, 50,404.76 and 14,888.64

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Solution

The fourth proportional to 33,618.78, 50,404.76 and 14,888.64 is: 22,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.78 : 50,404.76 = 14,888.64 : x
  2. Step 2: Convert to fraction form
    33,618.78/50,404.76 = 14,888.64/x
  3. Step 3: Cross multiply
    33,618.78x = 50,404.76 × 14,888.64
  4. Step 4: Simplify right side
    33,618.78x = 750,458,325.93
  5. Step 5: Solve for x
    x = 750,458,325.93/33,618.78
  6. Step 6: Final answer
    x = 22,322.59

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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.