Home / 38,819.44-58,339.93-19,111.74

Finding the Fourth Proportional to 38,819.44, 58,339.93 and 19,111.74

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Solution

The fourth proportional to 38,819.44, 58,339.93 and 19,111.74 is: 28,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,819.44 : 58,339.93 = 19,111.74 : x
  2. Step 2: Convert to fraction form
    38,819.44/58,339.93 = 19,111.74/x
  3. Step 3: Cross multiply
    38,819.44x = 58,339.93 × 19,111.74
  4. Step 4: Simplify right side
    38,819.44x = 1,114,977,573.78
  5. Step 5: Solve for x
    x = 1,114,977,573.78/38,819.44
  6. Step 6: Final answer
    x = 28,722.14

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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.