Home / 15,021-22,531.80-4,632.75

Finding the Fourth Proportional to 15,021, 22,531.80 and 4,632.75

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Solution

The fourth proportional to 15,021, 22,531.80 and 4,632.75 is: 6,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,021 : 22,531.80 = 4,632.75 : x
  2. Step 2: Convert to fraction form
    15,021/22,531.80 = 4,632.75/x
  3. Step 3: Cross multiply
    15,021x = 22,531.80 × 4,632.75
  4. Step 4: Simplify right side
    15,021x = 104,384,213.82
  5. Step 5: Solve for x
    x = 104,384,213.82/15,021
  6. Step 6: Final answer
    x = 6,949.22

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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.