Home / 21,200.54-31,793.36-6,203.51

Finding the Fourth Proportional to 21,200.54, 31,793.36 and 6,203.51

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Solution

The fourth proportional to 21,200.54, 31,793.36 and 6,203.51 is: 9,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,200.54 : 31,793.36 = 6,203.51 : x
  2. Step 2: Convert to fraction form
    21,200.54/31,793.36 = 6,203.51/x
  3. Step 3: Cross multiply
    21,200.54x = 31,793.36 × 6,203.51
  4. Step 4: Simplify right side
    21,200.54x = 197,230,480.25
  5. Step 5: Solve for x
    x = 197,230,480.25/21,200.54
  6. Step 6: Final answer
    x = 9,303.09

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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.