Home / 18,683.33-25,782.37-10,185.28

Finding the Fourth Proportional to 18,683.33, 25,782.37 and 10,185.28

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Solution

The fourth proportional to 18,683.33, 25,782.37 and 10,185.28 is: 14,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.33 : 25,782.37 = 10,185.28 : x
  2. Step 2: Convert to fraction form
    18,683.33/25,782.37 = 10,185.28/x
  3. Step 3: Cross multiply
    18,683.33x = 25,782.37 × 10,185.28
  4. Step 4: Simplify right side
    18,683.33x = 262,600,567.59
  5. Step 5: Solve for x
    x = 262,600,567.59/18,683.33
  6. Step 6: Final answer
    x = 14,055.34

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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.