Home / 18,629.48-27,925.52-9,255.08

Finding the Fourth Proportional to 18,629.48, 27,925.52 and 9,255.08

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Solution

The fourth proportional to 18,629.48, 27,925.52 and 9,255.08 is: 13,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.48 : 27,925.52 = 9,255.08 : x
  2. Step 2: Convert to fraction form
    18,629.48/27,925.52 = 9,255.08/x
  3. Step 3: Cross multiply
    18,629.48x = 27,925.52 × 9,255.08
  4. Step 4: Simplify right side
    18,629.48x = 258,452,921.64
  5. Step 5: Solve for x
    x = 258,452,921.64/18,629.48
  6. Step 6: Final answer
    x = 13,873.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.