Home / 22,899.72-31,594.44-12,826.80

Finding the Fourth Proportional to 22,899.72, 31,594.44 and 12,826.80

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Solution

The fourth proportional to 22,899.72, 31,594.44 and 12,826.80 is: 17,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.72 : 31,594.44 = 12,826.80 : x
  2. Step 2: Convert to fraction form
    22,899.72/31,594.44 = 12,826.80/x
  3. Step 3: Cross multiply
    22,899.72x = 31,594.44 × 12,826.80
  4. Step 4: Simplify right side
    22,899.72x = 405,255,562.99
  5. Step 5: Solve for x
    x = 405,255,562.99/22,899.72
  6. Step 6: Final answer
    x = 17,696.97

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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.