Home / 13,566.18-20,347.71-3,706.26

Finding the Fourth Proportional to 13,566.18, 20,347.71 and 3,706.26

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Solution

The fourth proportional to 13,566.18, 20,347.71 and 3,706.26 is: 5,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.18 : 20,347.71 = 3,706.26 : x
  2. Step 2: Convert to fraction form
    13,566.18/20,347.71 = 3,706.26/x
  3. Step 3: Cross multiply
    13,566.18x = 20,347.71 × 3,706.26
  4. Step 4: Simplify right side
    13,566.18x = 75,413,813.46
  5. Step 5: Solve for x
    x = 75,413,813.46/13,566.18
  6. Step 6: Final answer
    x = 5,558.96

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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.