Home / 17,986.36-24,816.96-10,912.60

Finding the Fourth Proportional to 17,986.36, 24,816.96 and 10,912.60

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Solution

The fourth proportional to 17,986.36, 24,816.96 and 10,912.60 is: 15,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.36 : 24,816.96 = 10,912.60 : x
  2. Step 2: Convert to fraction form
    17,986.36/24,816.96 = 10,912.60/x
  3. Step 3: Cross multiply
    17,986.36x = 24,816.96 × 10,912.60
  4. Step 4: Simplify right side
    17,986.36x = 270,817,557.70
  5. Step 5: Solve for x
    x = 270,817,557.70/17,986.36
  6. Step 6: Final answer
    x = 15,056.83

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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.