Home / 25,820.24-38,743.32-19,577.84

Finding the Fourth Proportional to 25,820.24, 38,743.32 and 19,577.84

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Solution

The fourth proportional to 25,820.24, 38,743.32 and 19,577.84 is: 29,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.24 : 38,743.32 = 19,577.84 : x
  2. Step 2: Convert to fraction form
    25,820.24/38,743.32 = 19,577.84/x
  3. Step 3: Cross multiply
    25,820.24x = 38,743.32 × 19,577.84
  4. Step 4: Simplify right side
    25,820.24x = 758,510,520.03
  5. Step 5: Solve for x
    x = 758,510,520.03/25,820.24
  6. Step 6: Final answer
    x = 29,376.59

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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.