Home / 15,076.10-22,608.36-7,172.52

Finding the Fourth Proportional to 15,076.10, 22,608.36 and 7,172.52

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Solution

The fourth proportional to 15,076.10, 22,608.36 and 7,172.52 is: 10,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.10 : 22,608.36 = 7,172.52 : x
  2. Step 2: Convert to fraction form
    15,076.10/22,608.36 = 7,172.52/x
  3. Step 3: Cross multiply
    15,076.10x = 22,608.36 × 7,172.52
  4. Step 4: Simplify right side
    15,076.10x = 162,158,914.27
  5. Step 5: Solve for x
    x = 162,158,914.27/15,076.10
  6. Step 6: Final answer
    x = 10,756.03

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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.