Home / 33,665.80-50,498.70-11,477.20

Finding the Fourth Proportional to 33,665.80, 50,498.70 and 11,477.20

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Solution

The fourth proportional to 33,665.80, 50,498.70 and 11,477.20 is: 17,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,665.80 : 50,498.70 = 11,477.20 : x
  2. Step 2: Convert to fraction form
    33,665.80/50,498.70 = 11,477.20/x
  3. Step 3: Cross multiply
    33,665.80x = 50,498.70 × 11,477.20
  4. Step 4: Simplify right side
    33,665.80x = 579,583,679.64
  5. Step 5: Solve for x
    x = 579,583,679.64/33,665.80
  6. Step 6: Final answer
    x = 17,215.80

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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.