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Finding the Fourth Proportional to 24,369, 33,629.31 and 13,191

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Solution

The fourth proportional to 24,369, 33,629.31 and 13,191 is: 18,203.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,369 : 33,629.31 = 13,191 : x
  2. Step 2: Convert to fraction form
    24,369/33,629.31 = 13,191/x
  3. Step 3: Cross multiply
    24,369x = 33,629.31 × 13,191
  4. Step 4: Simplify right side
    24,369x = 443,604,228.21
  5. Step 5: Solve for x
    x = 443,604,228.21/24,369
  6. Step 6: Final answer
    x = 18,203.63

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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.