Home / 18,351.77-25,325.46-9,968.27

Finding the Fourth Proportional to 18,351.77, 25,325.46 and 9,968.27

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Solution

The fourth proportional to 18,351.77, 25,325.46 and 9,968.27 is: 13,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.77 : 25,325.46 = 9,968.27 : x
  2. Step 2: Convert to fraction form
    18,351.77/25,325.46 = 9,968.27/x
  3. Step 3: Cross multiply
    18,351.77x = 25,325.46 × 9,968.27
  4. Step 4: Simplify right side
    18,351.77x = 252,451,023.15
  5. Step 5: Solve for x
    x = 252,451,023.15/18,351.77
  6. Step 6: Final answer
    x = 13,756.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.