Home / 19,610.48-29,415.26-4,819.38

Finding the Fourth Proportional to 19,610.48, 29,415.26 and 4,819.38

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Solution

The fourth proportional to 19,610.48, 29,415.26 and 4,819.38 is: 7,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.48 : 29,415.26 = 4,819.38 : x
  2. Step 2: Convert to fraction form
    19,610.48/29,415.26 = 4,819.38/x
  3. Step 3: Cross multiply
    19,610.48x = 29,415.26 × 4,819.38
  4. Step 4: Simplify right side
    19,610.48x = 141,763,315.74
  5. Step 5: Solve for x
    x = 141,763,315.74/19,610.48
  6. Step 6: Final answer
    x = 7,228.96

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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.