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Finding the Fourth Proportional to 15,797.28, 23,698.08 and 8,002.08

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Solution

The fourth proportional to 15,797.28, 23,698.08 and 8,002.08 is: 12,004.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797.28 : 23,698.08 = 8,002.08 : x
  2. Step 2: Convert to fraction form
    15,797.28/23,698.08 = 8,002.08/x
  3. Step 3: Cross multiply
    15,797.28x = 23,698.08 × 8,002.08
  4. Step 4: Simplify right side
    15,797.28x = 189,633,932.01
  5. Step 5: Solve for x
    x = 189,633,932.01/15,797.28
  6. Step 6: Final answer
    x = 12,004.21

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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.