Home / 13,864.05-20,797.61-5,098.95

Finding the Fourth Proportional to 13,864.05, 20,797.61 and 5,098.95

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Solution

The fourth proportional to 13,864.05, 20,797.61 and 5,098.95 is: 7,648.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.05 : 20,797.61 = 5,098.95 : x
  2. Step 2: Convert to fraction form
    13,864.05/20,797.61 = 5,098.95/x
  3. Step 3: Cross multiply
    13,864.05x = 20,797.61 × 5,098.95
  4. Step 4: Simplify right side
    13,864.05x = 106,045,948.01
  5. Step 5: Solve for x
    x = 106,045,948.01/13,864.05
  6. Step 6: Final answer
    x = 7,648.99

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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.