Home / 33,331.08-49,991.40-11,144.28

Finding the Fourth Proportional to 33,331.08, 49,991.40 and 11,144.28

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Solution

The fourth proportional to 33,331.08, 49,991.40 and 11,144.28 is: 16,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.08 : 49,991.40 = 11,144.28 : x
  2. Step 2: Convert to fraction form
    33,331.08/49,991.40 = 11,144.28/x
  3. Step 3: Cross multiply
    33,331.08x = 49,991.40 × 11,144.28
  4. Step 4: Simplify right side
    33,331.08x = 557,118,159.19
  5. Step 5: Solve for x
    x = 557,118,159.19/33,331.08
  6. Step 6: Final answer
    x = 16,714.67

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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.