Home / 71,929.44-107,890.25-22,009.55

Finding the Fourth Proportional to 71,929.44, 107,890.25 and 22,009.55

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Solution

The fourth proportional to 71,929.44, 107,890.25 and 22,009.55 is: 33,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,929.44 : 107,890.25 = 22,009.55 : x
  2. Step 2: Convert to fraction form
    71,929.44/107,890.25 = 22,009.55/x
  3. Step 3: Cross multiply
    71,929.44x = 107,890.25 × 22,009.55
  4. Step 4: Simplify right side
    71,929.44x = 2,374,615,202.39
  5. Step 5: Solve for x
    x = 2,374,615,202.39/71,929.44
  6. Step 6: Final answer
    x = 33,013.12

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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.