Home / 14,294.85-21,439.67-3,906.51

Finding the Fourth Proportional to 14,294.85, 21,439.67 and 3,906.51

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Solution

The fourth proportional to 14,294.85, 21,439.67 and 3,906.51 is: 5,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.85 : 21,439.67 = 3,906.51 : x
  2. Step 2: Convert to fraction form
    14,294.85/21,439.67 = 3,906.51/x
  3. Step 3: Cross multiply
    14,294.85x = 21,439.67 × 3,906.51
  4. Step 4: Simplify right side
    14,294.85x = 83,754,265.72
  5. Step 5: Solve for x
    x = 83,754,265.72/14,294.85
  6. Step 6: Final answer
    x = 5,859.05

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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.