Home / 20,733.03-31,098.60-6,693.71

Finding the Fourth Proportional to 20,733.03, 31,098.60 and 6,693.71

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Solution

The fourth proportional to 20,733.03, 31,098.60 and 6,693.71 is: 10,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733.03 : 31,098.60 = 6,693.71 : x
  2. Step 2: Convert to fraction form
    20,733.03/31,098.60 = 6,693.71/x
  3. Step 3: Cross multiply
    20,733.03x = 31,098.60 × 6,693.71
  4. Step 4: Simplify right side
    20,733.03x = 208,164,854.31
  5. Step 5: Solve for x
    x = 208,164,854.31/20,733.03
  6. Step 6: Final answer
    x = 10,040.25

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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.