Home / 13,710.35-20,568.63-4,350.94

Finding the Fourth Proportional to 13,710.35, 20,568.63 and 4,350.94

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Solution

The fourth proportional to 13,710.35, 20,568.63 and 4,350.94 is: 6,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,710.35 : 20,568.63 = 4,350.94 : x
  2. Step 2: Convert to fraction form
    13,710.35/20,568.63 = 4,350.94/x
  3. Step 3: Cross multiply
    13,710.35x = 20,568.63 × 4,350.94
  4. Step 4: Simplify right side
    13,710.35x = 89,492,839.91
  5. Step 5: Solve for x
    x = 89,492,839.91/13,710.35
  6. Step 6: Final answer
    x = 6,527.39

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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.