Home / 29,817.11-41,147.73-16,389.54

Finding the Fourth Proportional to 29,817.11, 41,147.73 and 16,389.54

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Solution

The fourth proportional to 29,817.11, 41,147.73 and 16,389.54 is: 22,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,817.11 : 41,147.73 = 16,389.54 : x
  2. Step 2: Convert to fraction form
    29,817.11/41,147.73 = 16,389.54/x
  3. Step 3: Cross multiply
    29,817.11x = 41,147.73 × 16,389.54
  4. Step 4: Simplify right side
    29,817.11x = 674,392,366.74
  5. Step 5: Solve for x
    x = 674,392,366.74/29,817.11
  6. Step 6: Final answer
    x = 22,617.63

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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.