Home / 12,197.52-16,833.42-7,419.33

Finding the Fourth Proportional to 12,197.52, 16,833.42 and 7,419.33

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Solution

The fourth proportional to 12,197.52, 16,833.42 and 7,419.33 is: 10,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.52 : 16,833.42 = 7,419.33 : x
  2. Step 2: Convert to fraction form
    12,197.52/16,833.42 = 7,419.33/x
  3. Step 3: Cross multiply
    12,197.52x = 16,833.42 × 7,419.33
  4. Step 4: Simplify right side
    12,197.52x = 124,892,698.01
  5. Step 5: Solve for x
    x = 124,892,698.01/12,197.52
  6. Step 6: Final answer
    x = 10,239.19

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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.