Home / 22,943.20-34,385.64-11,246.80

Finding the Fourth Proportional to 22,943.20, 34,385.64 and 11,246.80

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Solution

The fourth proportional to 22,943.20, 34,385.64 and 11,246.80 is: 16,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,943.20 : 34,385.64 = 11,246.80 : x
  2. Step 2: Convert to fraction form
    22,943.20/34,385.64 = 11,246.80/x
  3. Step 3: Cross multiply
    22,943.20x = 34,385.64 × 11,246.80
  4. Step 4: Simplify right side
    22,943.20x = 386,728,415.95
  5. Step 5: Solve for x
    x = 386,728,415.95/22,943.20
  6. Step 6: Final answer
    x = 16,855.91

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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.