Home / 34,971.05-52,464.77-13,912.29

Finding the Fourth Proportional to 34,971.05, 52,464.77 and 13,912.29

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Solution

The fourth proportional to 34,971.05, 52,464.77 and 13,912.29 is: 20,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,971.05 : 52,464.77 = 13,912.29 : x
  2. Step 2: Convert to fraction form
    34,971.05/52,464.77 = 13,912.29/x
  3. Step 3: Cross multiply
    34,971.05x = 52,464.77 × 13,912.29
  4. Step 4: Simplify right side
    34,971.05x = 729,905,129.80
  5. Step 5: Solve for x
    x = 729,905,129.80/34,971.05
  6. Step 6: Final answer
    x = 20,871.69

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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.