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Finding the Fourth Proportional to 15,662.92, 23,491.86 and 5,799.94

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Solution

The fourth proportional to 15,662.92, 23,491.86 and 5,799.94 is: 8,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662.92 : 23,491.86 = 5,799.94 : x
  2. Step 2: Convert to fraction form
    15,662.92/23,491.86 = 5,799.94/x
  3. Step 3: Cross multiply
    15,662.92x = 23,491.86 × 5,799.94
  4. Step 4: Simplify right side
    15,662.92x = 136,251,378.49
  5. Step 5: Solve for x
    x = 136,251,378.49/15,662.92
  6. Step 6: Final answer
    x = 8,698.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.