Home / 19,656.98-29,440.11-11,848.58

Finding the Fourth Proportional to 19,656.98, 29,440.11 and 11,848.58

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Solution

The fourth proportional to 19,656.98, 29,440.11 and 11,848.58 is: 17,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.98 : 29,440.11 = 11,848.58 : x
  2. Step 2: Convert to fraction form
    19,656.98/29,440.11 = 11,848.58/x
  3. Step 3: Cross multiply
    19,656.98x = 29,440.11 × 11,848.58
  4. Step 4: Simplify right side
    19,656.98x = 348,823,498.54
  5. Step 5: Solve for x
    x = 348,823,498.54/19,656.98
  6. Step 6: Final answer
    x = 17,745.53

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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.