Home / 33,171.18-45,773.21-19,740.26

Finding the Fourth Proportional to 33,171.18, 45,773.21 and 19,740.26

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Solution

The fourth proportional to 33,171.18, 45,773.21 and 19,740.26 is: 27,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,171.18 : 45,773.21 = 19,740.26 : x
  2. Step 2: Convert to fraction form
    33,171.18/45,773.21 = 19,740.26/x
  3. Step 3: Cross multiply
    33,171.18x = 45,773.21 × 19,740.26
  4. Step 4: Simplify right side
    33,171.18x = 903,575,066.43
  5. Step 5: Solve for x
    x = 903,575,066.43/33,171.18
  6. Step 6: Final answer
    x = 27,239.76

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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.