Home / 33,173.72-45,779.87-19,744.91

Finding the Fourth Proportional to 33,173.72, 45,779.87 and 19,744.91

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Solution

The fourth proportional to 33,173.72, 45,779.87 and 19,744.91 is: 27,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,173.72 : 45,779.87 = 19,744.91 : x
  2. Step 2: Convert to fraction form
    33,173.72/45,779.87 = 19,744.91/x
  3. Step 3: Cross multiply
    33,173.72x = 45,779.87 × 19,744.91
  4. Step 4: Simplify right side
    33,173.72x = 903,919,314.24
  5. Step 5: Solve for x
    x = 903,919,314.24/33,173.72
  6. Step 6: Final answer
    x = 27,248.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.