Home / 17,928.09-24,738.87-9,969.03

Finding the Fourth Proportional to 17,928.09, 24,738.87 and 9,969.03

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Solution

The fourth proportional to 17,928.09, 24,738.87 and 9,969.03 is: 13,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.09 : 24,738.87 = 9,969.03 : x
  2. Step 2: Convert to fraction form
    17,928.09/24,738.87 = 9,969.03/x
  3. Step 3: Cross multiply
    17,928.09x = 24,738.87 × 9,969.03
  4. Step 4: Simplify right side
    17,928.09x = 246,622,537.20
  5. Step 5: Solve for x
    x = 246,622,537.20/17,928.09
  6. Step 6: Final answer
    x = 13,756.21

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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.