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Finding the Fourth Proportional to 24,331.99, 33,578.05 and 13,153.99

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Solution

The fourth proportional to 24,331.99, 33,578.05 and 13,153.99 is: 18,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,331.99 : 33,578.05 = 13,153.99 : x
  2. Step 2: Convert to fraction form
    24,331.99/33,578.05 = 13,153.99/x
  3. Step 3: Cross multiply
    24,331.99x = 33,578.05 × 13,153.99
  4. Step 4: Simplify right side
    24,331.99x = 441,685,333.92
  5. Step 5: Solve for x
    x = 441,685,333.92/24,331.99
  6. Step 6: Final answer
    x = 18,152.45

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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.