Home / 71,848.49-107,772.73-21,928.84

Finding the Fourth Proportional to 71,848.49, 107,772.73 and 21,928.84

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Solution

The fourth proportional to 71,848.49, 107,772.73 and 21,928.84 is: 32,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,848.49 : 107,772.73 = 21,928.84 : x
  2. Step 2: Convert to fraction form
    71,848.49/107,772.73 = 21,928.84/x
  3. Step 3: Cross multiply
    71,848.49x = 107,772.73 × 21,928.84
  4. Step 4: Simplify right side
    71,848.49x = 2,363,331,234.50
  5. Step 5: Solve for x
    x = 2,363,331,234.50/71,848.49
  6. Step 6: Final answer
    x = 32,893.26

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Similar ratio
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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.