Home / 12,717.56-19,076.56-4,823.75

Finding the Fourth Proportional to 12,717.56, 19,076.56 and 4,823.75

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Solution

The fourth proportional to 12,717.56, 19,076.56 and 4,823.75 is: 7,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.56 : 19,076.56 = 4,823.75 : x
  2. Step 2: Convert to fraction form
    12,717.56/19,076.56 = 4,823.75/x
  3. Step 3: Cross multiply
    12,717.56x = 19,076.56 × 4,823.75
  4. Step 4: Simplify right side
    12,717.56x = 92,020,619.07
  5. Step 5: Solve for x
    x = 92,020,619.07/12,717.56
  6. Step 6: Final answer
    x = 7,235.72

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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.