Home / 28,910.40-39,850.20-23,596.08

Finding the Fourth Proportional to 28,910.40, 39,850.20 and 23,596.08

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Solution

The fourth proportional to 28,910.40, 39,850.20 and 23,596.08 is: 32,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,910.40 : 39,850.20 = 23,596.08 : x
  2. Step 2: Convert to fraction form
    28,910.40/39,850.20 = 23,596.08/x
  3. Step 3: Cross multiply
    28,910.40x = 39,850.20 × 23,596.08
  4. Step 4: Simplify right side
    28,910.40x = 940,308,507.22
  5. Step 5: Solve for x
    x = 940,308,507.22/28,910.40
  6. Step 6: Final answer
    x = 32,524.92

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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.