Home / 33,647.06-50,467.88-8,688

Finding the Fourth Proportional to 33,647.06, 50,467.88 and 8,688

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Solution

The fourth proportional to 33,647.06, 50,467.88 and 8,688 is: 13,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,647.06 : 50,467.88 = 8,688 : x
  2. Step 2: Convert to fraction form
    33,647.06/50,467.88 = 8,688/x
  3. Step 3: Cross multiply
    33,647.06x = 50,467.88 × 8,688
  4. Step 4: Simplify right side
    33,647.06x = 438,464,941.44
  5. Step 5: Solve for x
    x = 438,464,941.44/33,647.06
  6. Step 6: Final answer
    x = 13,031.30

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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.