Home / 13,072.06-19,608.85-4,752.05

Finding the Fourth Proportional to 13,072.06, 19,608.85 and 4,752.05

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Solution

The fourth proportional to 13,072.06, 19,608.85 and 4,752.05 is: 7,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.06 : 19,608.85 = 4,752.05 : x
  2. Step 2: Convert to fraction form
    13,072.06/19,608.85 = 4,752.05/x
  3. Step 3: Cross multiply
    13,072.06x = 19,608.85 × 4,752.05
  4. Step 4: Simplify right side
    13,072.06x = 93,182,143.54
  5. Step 5: Solve for x
    x = 93,182,143.54/13,072.06
  6. Step 6: Final answer
    x = 7,128.34

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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.