Home / 13,567.56-20,348.60-3,706.02

Finding the Fourth Proportional to 13,567.56, 20,348.60 and 3,706.02

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Solution

The fourth proportional to 13,567.56, 20,348.60 and 3,706.02 is: 5,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.56 : 20,348.60 = 3,706.02 : x
  2. Step 2: Convert to fraction form
    13,567.56/20,348.60 = 3,706.02/x
  3. Step 3: Cross multiply
    13,567.56x = 20,348.60 × 3,706.02
  4. Step 4: Simplify right side
    13,567.56x = 75,412,300.04
  5. Step 5: Solve for x
    x = 75,412,300.04/13,567.56
  6. Step 6: Final answer
    x = 5,558.28

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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.