Home / 19,512.51-29,285.18-18,282.33

Finding the Fourth Proportional to 19,512.51, 29,285.18 and 18,282.33

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Solution

The fourth proportional to 19,512.51, 29,285.18 and 18,282.33 is: 27,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.51 : 29,285.18 = 18,282.33 : x
  2. Step 2: Convert to fraction form
    19,512.51/29,285.18 = 18,282.33/x
  3. Step 3: Cross multiply
    19,512.51x = 29,285.18 × 18,282.33
  4. Step 4: Simplify right side
    19,512.51x = 535,401,324.87
  5. Step 5: Solve for x
    x = 535,401,324.87/19,512.51
  6. Step 6: Final answer
    x = 27,438.88

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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.