Home / 39,272-58,919.60-22,643.96

Finding the Fourth Proportional to 39,272, 58,919.60 and 22,643.96

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Solution

The fourth proportional to 39,272, 58,919.60 and 22,643.96 is: 33,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,272 : 58,919.60 = 22,643.96 : x
  2. Step 2: Convert to fraction form
    39,272/58,919.60 = 22,643.96/x
  3. Step 3: Cross multiply
    39,272x = 58,919.60 × 22,643.96
  4. Step 4: Simplify right side
    39,272x = 1,334,173,065.62
  5. Step 5: Solve for x
    x = 1,334,173,065.62/39,272
  6. Step 6: Final answer
    x = 33,972.63

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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.