Home / 13,567.36-20,350.32-3,706.60

Finding the Fourth Proportional to 13,567.36, 20,350.32 and 3,706.60

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Solution

The fourth proportional to 13,567.36, 20,350.32 and 3,706.60 is: 5,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.36 : 20,350.32 = 3,706.60 : x
  2. Step 2: Convert to fraction form
    13,567.36/20,350.32 = 3,706.60/x
  3. Step 3: Cross multiply
    13,567.36x = 20,350.32 × 3,706.60
  4. Step 4: Simplify right side
    13,567.36x = 75,430,496.11
  5. Step 5: Solve for x
    x = 75,430,496.11/13,567.36
  6. Step 6: Final answer
    x = 5,559.70

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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.