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Finding the Fourth Proportional to 29,491.26, 44,193.12 and 21,661.80

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Solution

The fourth proportional to 29,491.26, 44,193.12 and 21,661.80 is: 32,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,491.26 : 44,193.12 = 21,661.80 : x
  2. Step 2: Convert to fraction form
    29,491.26/44,193.12 = 21,661.80/x
  3. Step 3: Cross multiply
    29,491.26x = 44,193.12 × 21,661.80
  4. Step 4: Simplify right side
    29,491.26x = 957,302,526.82
  5. Step 5: Solve for x
    x = 957,302,526.82/29,491.26
  6. Step 6: Final answer
    x = 32,460.55

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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.