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Finding the Fourth Proportional to 18,076.84, 24,937.08 and 11,358.88

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Solution

The fourth proportional to 18,076.84, 24,937.08 and 11,358.88 is: 15,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.84 : 24,937.08 = 11,358.88 : x
  2. Step 2: Convert to fraction form
    18,076.84/24,937.08 = 11,358.88/x
  3. Step 3: Cross multiply
    18,076.84x = 24,937.08 × 11,358.88
  4. Step 4: Simplify right side
    18,076.84x = 283,257,299.27
  5. Step 5: Solve for x
    x = 283,257,299.27/18,076.84
  6. Step 6: Final answer
    x = 15,669.62

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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.