Home / 13,708.08-20,441.75-13,583.34

Finding the Fourth Proportional to 13,708.08, 20,441.75 and 13,583.34

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Solution

The fourth proportional to 13,708.08, 20,441.75 and 13,583.34 is: 20,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708.08 : 20,441.75 = 13,583.34 : x
  2. Step 2: Convert to fraction form
    13,708.08/20,441.75 = 13,583.34/x
  3. Step 3: Cross multiply
    13,708.08x = 20,441.75 × 13,583.34
  4. Step 4: Simplify right side
    13,708.08x = 277,667,172.53
  5. Step 5: Solve for x
    x = 277,667,172.53/13,708.08
  6. Step 6: Final answer
    x = 20,255.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.