Home / 22,426.29-33,634.58-8,385.75

Finding the Fourth Proportional to 22,426.29, 33,634.58 and 8,385.75

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Solution

The fourth proportional to 22,426.29, 33,634.58 and 8,385.75 is: 12,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,426.29 : 33,634.58 = 8,385.75 : x
  2. Step 2: Convert to fraction form
    22,426.29/33,634.58 = 8,385.75/x
  3. Step 3: Cross multiply
    22,426.29x = 33,634.58 × 8,385.75
  4. Step 4: Simplify right side
    22,426.29x = 282,051,137.31
  5. Step 5: Solve for x
    x = 282,051,137.31/22,426.29
  6. Step 6: Final answer
    x = 12,576.81

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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.