Home / 13,929.24-20,895.96-5,046.66

Finding the Fourth Proportional to 13,929.24, 20,895.96 and 5,046.66

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Solution

The fourth proportional to 13,929.24, 20,895.96 and 5,046.66 is: 7,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,929.24 : 20,895.96 = 5,046.66 : x
  2. Step 2: Convert to fraction form
    13,929.24/20,895.96 = 5,046.66/x
  3. Step 3: Cross multiply
    13,929.24x = 20,895.96 × 5,046.66
  4. Step 4: Simplify right side
    13,929.24x = 105,454,805.49
  5. Step 5: Solve for x
    x = 105,454,805.49/13,929.24
  6. Step 6: Final answer
    x = 7,570.75

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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.