Home / 20,826.01-31,231.27-7,495.44

Finding the Fourth Proportional to 20,826.01, 31,231.27 and 7,495.44

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Solution

The fourth proportional to 20,826.01, 31,231.27 and 7,495.44 is: 11,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,826.01 : 31,231.27 = 7,495.44 : x
  2. Step 2: Convert to fraction form
    20,826.01/31,231.27 = 7,495.44/x
  3. Step 3: Cross multiply
    20,826.01x = 31,231.27 × 7,495.44
  4. Step 4: Simplify right side
    20,826.01x = 234,092,002.66
  5. Step 5: Solve for x
    x = 234,092,002.66/20,826.01
  6. Step 6: Final answer
    x = 11,240.37

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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.