Home / 13,710.84-20,566.02-3,322.56

Finding the Fourth Proportional to 13,710.84, 20,566.02 and 3,322.56

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Solution

The fourth proportional to 13,710.84, 20,566.02 and 3,322.56 is: 4,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,710.84 : 20,566.02 = 3,322.56 : x
  2. Step 2: Convert to fraction form
    13,710.84/20,566.02 = 3,322.56/x
  3. Step 3: Cross multiply
    13,710.84x = 20,566.02 × 3,322.56
  4. Step 4: Simplify right side
    13,710.84x = 68,331,835.41
  5. Step 5: Solve for x
    x = 68,331,835.41/13,710.84
  6. Step 6: Final answer
    x = 4,983.78

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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.