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Finding the Fourth Proportional to 24,478.94, 33,781.14 and 13,300.94

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Solution

The fourth proportional to 24,478.94, 33,781.14 and 13,300.94 is: 18,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.94 : 33,781.14 = 13,300.94 : x
  2. Step 2: Convert to fraction form
    24,478.94/33,781.14 = 13,300.94/x
  3. Step 3: Cross multiply
    24,478.94x = 33,781.14 × 13,300.94
  4. Step 4: Simplify right side
    24,478.94x = 449,320,916.27
  5. Step 5: Solve for x
    x = 449,320,916.27/24,478.94
  6. Step 6: Final answer
    x = 18,355.41

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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.