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Finding the Fourth Proportional to 15,241.48, 22,846.52 and 8,653.75

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Solution

The fourth proportional to 15,241.48, 22,846.52 and 8,653.75 is: 12,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.48 : 22,846.52 = 8,653.75 : x
  2. Step 2: Convert to fraction form
    15,241.48/22,846.52 = 8,653.75/x
  3. Step 3: Cross multiply
    15,241.48x = 22,846.52 × 8,653.75
  4. Step 4: Simplify right side
    15,241.48x = 197,708,036.97
  5. Step 5: Solve for x
    x = 197,708,036.97/15,241.48
  6. Step 6: Final answer
    x = 12,971.71

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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.