Home / 19,610.10-29,408.83-6,459.34

Finding the Fourth Proportional to 19,610.10, 29,408.83 and 6,459.34

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Solution

The fourth proportional to 19,610.10, 29,408.83 and 6,459.34 is: 9,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.10 : 29,408.83 = 6,459.34 : x
  2. Step 2: Convert to fraction form
    19,610.10/29,408.83 = 6,459.34/x
  3. Step 3: Cross multiply
    19,610.10x = 29,408.83 × 6,459.34
  4. Step 4: Simplify right side
    19,610.10x = 189,961,631.97
  5. Step 5: Solve for x
    x = 189,961,631.97/19,610.10
  6. Step 6: Final answer
    x = 9,686.93

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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.