Home / 28,334.03-39,101.46-15,588.27

Finding the Fourth Proportional to 28,334.03, 39,101.46 and 15,588.27

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Solution

The fourth proportional to 28,334.03, 39,101.46 and 15,588.27 is: 21,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.03 : 39,101.46 = 15,588.27 : x
  2. Step 2: Convert to fraction form
    28,334.03/39,101.46 = 15,588.27/x
  3. Step 3: Cross multiply
    28,334.03x = 39,101.46 × 15,588.27
  4. Step 4: Simplify right side
    28,334.03x = 609,524,291.73
  5. Step 5: Solve for x
    x = 609,524,291.73/28,334.03
  6. Step 6: Final answer
    x = 21,512.09

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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.