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Finding the Fourth Proportional to 30,369.84, 41,914.02 and 17,794.59

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Solution

The fourth proportional to 30,369.84, 41,914.02 and 17,794.59 is: 24,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.84 : 41,914.02 = 17,794.59 : x
  2. Step 2: Convert to fraction form
    30,369.84/41,914.02 = 17,794.59/x
  3. Step 3: Cross multiply
    30,369.84x = 41,914.02 × 17,794.59
  4. Step 4: Simplify right side
    30,369.84x = 745,842,801.15
  5. Step 5: Solve for x
    x = 745,842,801.15/30,369.84
  6. Step 6: Final answer
    x = 24,558.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.