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Finding the Fourth Proportional to 29,653.41, 44,484.75 and 12,791.21

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Solution

The fourth proportional to 29,653.41, 44,484.75 and 12,791.21 is: 19,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,653.41 : 44,484.75 = 12,791.21 : x
  2. Step 2: Convert to fraction form
    29,653.41/44,484.75 = 12,791.21/x
  3. Step 3: Cross multiply
    29,653.41x = 44,484.75 × 12,791.21
  4. Step 4: Simplify right side
    29,653.41x = 569,013,556.62
  5. Step 5: Solve for x
    x = 569,013,556.62/29,653.41
  6. Step 6: Final answer
    x = 19,188.81

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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.