Home / 20,995.73-31,498.77-6,204.59

Finding the Fourth Proportional to 20,995.73, 31,498.77 and 6,204.59

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Solution

The fourth proportional to 20,995.73, 31,498.77 and 6,204.59 is: 9,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995.73 : 31,498.77 = 6,204.59 : x
  2. Step 2: Convert to fraction form
    20,995.73/31,498.77 = 6,204.59/x
  3. Step 3: Cross multiply
    20,995.73x = 31,498.77 × 6,204.59
  4. Step 4: Simplify right side
    20,995.73x = 195,436,953.35
  5. Step 5: Solve for x
    x = 195,436,953.35/20,995.73
  6. Step 6: Final answer
    x = 9,308.41

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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.