Home / 15,571.22-23,356.89-3,884.45

Finding the Fourth Proportional to 15,571.22, 23,356.89 and 3,884.45

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Solution

The fourth proportional to 15,571.22, 23,356.89 and 3,884.45 is: 5,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.22 : 23,356.89 = 3,884.45 : x
  2. Step 2: Convert to fraction form
    15,571.22/23,356.89 = 3,884.45/x
  3. Step 3: Cross multiply
    15,571.22x = 23,356.89 × 3,884.45
  4. Step 4: Simplify right side
    15,571.22x = 90,728,554.58
  5. Step 5: Solve for x
    x = 90,728,554.58/15,571.22
  6. Step 6: Final answer
    x = 5,826.68

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1.5x scale

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.