Home / 33,162.72-49,676.88-15,368.32

Finding the Fourth Proportional to 33,162.72, 49,676.88 and 15,368.32

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Solution

The fourth proportional to 33,162.72, 49,676.88 and 15,368.32 is: 23,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,162.72 : 49,676.88 = 15,368.32 : x
  2. Step 2: Convert to fraction form
    33,162.72/49,676.88 = 15,368.32/x
  3. Step 3: Cross multiply
    33,162.72x = 49,676.88 × 15,368.32
  4. Step 4: Simplify right side
    33,162.72x = 763,450,188.44
  5. Step 5: Solve for x
    x = 763,450,188.44/33,162.72
  6. Step 6: Final answer
    x = 23,021.34

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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.