Home / 13,735.60-20,584.86-10,020.40

Finding the Fourth Proportional to 13,735.60, 20,584.86 and 10,020.40

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Solution

The fourth proportional to 13,735.60, 20,584.86 and 10,020.40 is: 15,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735.60 : 20,584.86 = 10,020.40 : x
  2. Step 2: Convert to fraction form
    13,735.60/20,584.86 = 10,020.40/x
  3. Step 3: Cross multiply
    13,735.60x = 20,584.86 × 10,020.40
  4. Step 4: Simplify right side
    13,735.60x = 206,268,531.14
  5. Step 5: Solve for x
    x = 206,268,531.14/13,735.60
  6. Step 6: Final answer
    x = 15,017.07

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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.