Home / 33,331.62-49,962.58-15,780.54

Finding the Fourth Proportional to 33,331.62, 49,962.58 and 15,780.54

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Solution

The fourth proportional to 33,331.62, 49,962.58 and 15,780.54 is: 23,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.62 : 49,962.58 = 15,780.54 : x
  2. Step 2: Convert to fraction form
    33,331.62/49,962.58 = 15,780.54/x
  3. Step 3: Cross multiply
    33,331.62x = 49,962.58 × 15,780.54
  4. Step 4: Simplify right side
    33,331.62x = 788,436,492.19
  5. Step 5: Solve for x
    x = 788,436,492.19/33,331.62
  6. Step 6: Final answer
    x = 23,654.31

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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.