Home / 22,373.28-33,574-12,518.96

Finding the Fourth Proportional to 22,373.28, 33,574 and 12,518.96

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Solution

The fourth proportional to 22,373.28, 33,574 and 12,518.96 is: 18,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.28 : 33,574 = 12,518.96 : x
  2. Step 2: Convert to fraction form
    22,373.28/33,574 = 12,518.96/x
  3. Step 3: Cross multiply
    22,373.28x = 33,574 × 12,518.96
  4. Step 4: Simplify right side
    22,373.28x = 420,311,563.04
  5. Step 5: Solve for x
    x = 420,311,563.04/22,373.28
  6. Step 6: Final answer
    x = 18,786.32

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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.