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Finding the Fourth Proportional to 18,255.92, 27,251.82 and 16,041.58

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Solution

The fourth proportional to 18,255.92, 27,251.82 and 16,041.58 is: 23,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.92 : 27,251.82 = 16,041.58 : x
  2. Step 2: Convert to fraction form
    18,255.92/27,251.82 = 16,041.58/x
  3. Step 3: Cross multiply
    18,255.92x = 27,251.82 × 16,041.58
  4. Step 4: Simplify right side
    18,255.92x = 437,162,034.21
  5. Step 5: Solve for x
    x = 437,162,034.21/18,255.92
  6. Step 6: Final answer
    x = 23,946.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.