Home / 28,017.72-41,982.75-23,840.55

Finding the Fourth Proportional to 28,017.72, 41,982.75 and 23,840.55

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Solution

The fourth proportional to 28,017.72, 41,982.75 and 23,840.55 is: 35,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017.72 : 41,982.75 = 23,840.55 : x
  2. Step 2: Convert to fraction form
    28,017.72/41,982.75 = 23,840.55/x
  3. Step 3: Cross multiply
    28,017.72x = 41,982.75 × 23,840.55
  4. Step 4: Simplify right side
    28,017.72x = 1,000,891,850.51
  5. Step 5: Solve for x
    x = 1,000,891,850.51/28,017.72
  6. Step 6: Final answer
    x = 35,723.53

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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.