Home / 18,089.28-24,968.16-11,015.64

Finding the Fourth Proportional to 18,089.28, 24,968.16 and 11,015.64

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Solution

The fourth proportional to 18,089.28, 24,968.16 and 11,015.64 is: 15,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.28 : 24,968.16 = 11,015.64 : x
  2. Step 2: Convert to fraction form
    18,089.28/24,968.16 = 11,015.64/x
  3. Step 3: Cross multiply
    18,089.28x = 24,968.16 × 11,015.64
  4. Step 4: Simplify right side
    18,089.28x = 275,040,262.02
  5. Step 5: Solve for x
    x = 275,040,262.02/18,089.28
  6. Step 6: Final answer
    x = 15,204.60

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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.