Home / 17,928.60-24,739.56-9,969.54

Finding the Fourth Proportional to 17,928.60, 24,739.56 and 9,969.54

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Solution

The fourth proportional to 17,928.60, 24,739.56 and 9,969.54 is: 13,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.60 : 24,739.56 = 9,969.54 : x
  2. Step 2: Convert to fraction form
    17,928.60/24,739.56 = 9,969.54/x
  3. Step 3: Cross multiply
    17,928.60x = 24,739.56 × 9,969.54
  4. Step 4: Simplify right side
    17,928.60x = 246,642,033.00
  5. Step 5: Solve for x
    x = 246,642,033.00/17,928.60
  6. Step 6: Final answer
    x = 13,756.90

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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.