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Finding the Fourth Proportional to 33,484.50, 46,208.61 and 18,580.50

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Solution

The fourth proportional to 33,484.50, 46,208.61 and 18,580.50 is: 25,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,484.50 : 46,208.61 = 18,580.50 : x
  2. Step 2: Convert to fraction form
    33,484.50/46,208.61 = 18,580.50/x
  3. Step 3: Cross multiply
    33,484.50x = 46,208.61 × 18,580.50
  4. Step 4: Simplify right side
    33,484.50x = 858,579,078.11
  5. Step 5: Solve for x
    x = 858,579,078.11/33,484.50
  6. Step 6: Final answer
    x = 25,641.09

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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.