Home / 15,419.20-23,091.51-8,825.41

Finding the Fourth Proportional to 15,419.20, 23,091.51 and 8,825.41

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Solution

The fourth proportional to 15,419.20, 23,091.51 and 8,825.41 is: 13,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.20 : 23,091.51 = 8,825.41 : x
  2. Step 2: Convert to fraction form
    15,419.20/23,091.51 = 8,825.41/x
  3. Step 3: Cross multiply
    15,419.20x = 23,091.51 × 8,825.41
  4. Step 4: Simplify right side
    15,419.20x = 203,792,043.27
  5. Step 5: Solve for x
    x = 203,792,043.27/15,419.20
  6. Step 6: Final answer
    x = 13,216.77

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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.