Home / 13,497.29-20,241.05-5,706.71

Finding the Fourth Proportional to 13,497.29, 20,241.05 and 5,706.71

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Solution

The fourth proportional to 13,497.29, 20,241.05 and 5,706.71 is: 8,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.29 : 20,241.05 = 5,706.71 : x
  2. Step 2: Convert to fraction form
    13,497.29/20,241.05 = 5,706.71/x
  3. Step 3: Cross multiply
    13,497.29x = 20,241.05 × 5,706.71
  4. Step 4: Simplify right side
    13,497.29x = 115,509,672.71
  5. Step 5: Solve for x
    x = 115,509,672.71/13,497.29
  6. Step 6: Final answer
    x = 8,557.99

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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.