Home / 15,489.18-23,235.30-4,956.56

Finding the Fourth Proportional to 15,489.18, 23,235.30 and 4,956.56

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Solution

The fourth proportional to 15,489.18, 23,235.30 and 4,956.56 is: 7,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.18 : 23,235.30 = 4,956.56 : x
  2. Step 2: Convert to fraction form
    15,489.18/23,235.30 = 4,956.56/x
  3. Step 3: Cross multiply
    15,489.18x = 23,235.30 × 4,956.56
  4. Step 4: Simplify right side
    15,489.18x = 115,167,042.39
  5. Step 5: Solve for x
    x = 115,167,042.39/15,489.18
  6. Step 6: Final answer
    x = 7,435.32

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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.