Home / 15,509.00-23,249.69-7,177.58

Finding the Fourth Proportional to 15,509.00, 23,249.69 and 7,177.58

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Solution

The fourth proportional to 15,509.00, 23,249.69 and 7,177.58 is: 10,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509.00 : 23,249.69 = 7,177.58 : x
  2. Step 2: Convert to fraction form
    15,509.00/23,249.69 = 7,177.58/x
  3. Step 3: Cross multiply
    15,509.00x = 23,249.69 × 7,177.58
  4. Step 4: Simplify right side
    15,509.00x = 166,876,357.81
  5. Step 5: Solve for x
    x = 166,876,357.81/15,509.00
  6. Step 6: Final answer
    x = 10,759.97

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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.