Home / 15,041.37-22,561.80-5,180.43

Finding the Fourth Proportional to 15,041.37, 22,561.80 and 5,180.43

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Solution

The fourth proportional to 15,041.37, 22,561.80 and 5,180.43 is: 7,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041.37 : 22,561.80 = 5,180.43 : x
  2. Step 2: Convert to fraction form
    15,041.37/22,561.80 = 5,180.43/x
  3. Step 3: Cross multiply
    15,041.37x = 22,561.80 × 5,180.43
  4. Step 4: Simplify right side
    15,041.37x = 116,879,825.57
  5. Step 5: Solve for x
    x = 116,879,825.57/15,041.37
  6. Step 6: Final answer
    x = 7,770.56

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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.