Home / 19,365.14-29,023.50-8,258.88

Finding the Fourth Proportional to 19,365.14, 29,023.50 and 8,258.88

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Solution

The fourth proportional to 19,365.14, 29,023.50 and 8,258.88 is: 12,377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.14 : 29,023.50 = 8,258.88 : x
  2. Step 2: Convert to fraction form
    19,365.14/29,023.50 = 8,258.88/x
  3. Step 3: Cross multiply
    19,365.14x = 29,023.50 × 8,258.88
  4. Step 4: Simplify right side
    19,365.14x = 239,701,603.68
  5. Step 5: Solve for x
    x = 239,701,603.68/19,365.14
  6. Step 6: Final answer
    x = 12,377.99

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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.