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Finding the Fourth Proportional to 15,116, 22,676.04 and 4,728.56

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Solution

The fourth proportional to 15,116, 22,676.04 and 4,728.56 is: 7,093.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116 : 22,676.04 = 4,728.56 : x
  2. Step 2: Convert to fraction form
    15,116/22,676.04 = 4,728.56/x
  3. Step 3: Cross multiply
    15,116x = 22,676.04 × 4,728.56
  4. Step 4: Simplify right side
    15,116x = 107,225,015.70
  5. Step 5: Solve for x
    x = 107,225,015.70/15,116
  6. Step 6: Final answer
    x = 7,093.48

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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.