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Finding the Fourth Proportional to 33,590.79, 50,369.16 and 18,795.74

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Solution

The fourth proportional to 33,590.79, 50,369.16 and 18,795.74 is: 28,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,590.79 : 50,369.16 = 18,795.74 : x
  2. Step 2: Convert to fraction form
    33,590.79/50,369.16 = 18,795.74/x
  3. Step 3: Cross multiply
    33,590.79x = 50,369.16 × 18,795.74
  4. Step 4: Simplify right side
    33,590.79x = 946,725,383.53
  5. Step 5: Solve for x
    x = 946,725,383.53/33,590.79
  6. Step 6: Final answer
    x = 28,184.08

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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.