Home / 17,319.38-23,900.86-9,361.60

Finding the Fourth Proportional to 17,319.38, 23,900.86 and 9,361.60

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Solution

The fourth proportional to 17,319.38, 23,900.86 and 9,361.60 is: 12,919.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,319.38 : 23,900.86 = 9,361.60 : x
  2. Step 2: Convert to fraction form
    17,319.38/23,900.86 = 9,361.60/x
  3. Step 3: Cross multiply
    17,319.38x = 23,900.86 × 9,361.60
  4. Step 4: Simplify right side
    17,319.38x = 223,750,290.98
  5. Step 5: Solve for x
    x = 223,750,290.98/17,319.38
  6. Step 6: Final answer
    x = 12,919.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.