Home / 13,058.70-19,583.90-4,291.56

Finding the Fourth Proportional to 13,058.70, 19,583.90 and 4,291.56

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Solution

The fourth proportional to 13,058.70, 19,583.90 and 4,291.56 is: 6,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.70 : 19,583.90 = 4,291.56 : x
  2. Step 2: Convert to fraction form
    13,058.70/19,583.90 = 4,291.56/x
  3. Step 3: Cross multiply
    13,058.70x = 19,583.90 × 4,291.56
  4. Step 4: Simplify right side
    13,058.70x = 84,045,481.88
  5. Step 5: Solve for x
    x = 84,045,481.88/13,058.70
  6. Step 6: Final answer
    x = 6,435.98

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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.