Home / 18,570.44-25,623.52-11,015.36

Finding the Fourth Proportional to 18,570.44, 25,623.52 and 11,015.36

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Solution

The fourth proportional to 18,570.44, 25,623.52 and 11,015.36 is: 15,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.44 : 25,623.52 = 11,015.36 : x
  2. Step 2: Convert to fraction form
    18,570.44/25,623.52 = 11,015.36/x
  3. Step 3: Cross multiply
    18,570.44x = 25,623.52 × 11,015.36
  4. Step 4: Simplify right side
    18,570.44x = 282,252,297.27
  5. Step 5: Solve for x
    x = 282,252,297.27/18,570.44
  6. Step 6: Final answer
    x = 15,199.01

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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.