Home / 13,717.84-20,576.76-3,329.52

Finding the Fourth Proportional to 13,717.84, 20,576.76 and 3,329.52

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Solution

The fourth proportional to 13,717.84, 20,576.76 and 3,329.52 is: 4,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.84 : 20,576.76 = 3,329.52 : x
  2. Step 2: Convert to fraction form
    13,717.84/20,576.76 = 3,329.52/x
  3. Step 3: Cross multiply
    13,717.84x = 20,576.76 × 3,329.52
  4. Step 4: Simplify right side
    13,717.84x = 68,510,733.96
  5. Step 5: Solve for x
    x = 68,510,733.96/13,717.84
  6. Step 6: Final answer
    x = 4,994.28

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1.5x scale

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.