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Finding the Fourth Proportional to 44,769.84, 67,154.41 and 13,605.09

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Solution

The fourth proportional to 44,769.84, 67,154.41 and 13,605.09 is: 20,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,769.84 : 67,154.41 = 13,605.09 : x
  2. Step 2: Convert to fraction form
    44,769.84/67,154.41 = 13,605.09/x
  3. Step 3: Cross multiply
    44,769.84x = 67,154.41 × 13,605.09
  4. Step 4: Simplify right side
    44,769.84x = 913,641,791.95
  5. Step 5: Solve for x
    x = 913,641,791.95/44,769.84
  6. Step 6: Final answer
    x = 20,407.53

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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.