Home / 30,735.57-46,052.39-18,691.29

Finding the Fourth Proportional to 30,735.57, 46,052.39 and 18,691.29

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Solution

The fourth proportional to 30,735.57, 46,052.39 and 18,691.29 is: 28,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,735.57 : 46,052.39 = 18,691.29 : x
  2. Step 2: Convert to fraction form
    30,735.57/46,052.39 = 18,691.29/x
  3. Step 3: Cross multiply
    30,735.57x = 46,052.39 × 18,691.29
  4. Step 4: Simplify right side
    30,735.57x = 860,778,658.84
  5. Step 5: Solve for x
    x = 860,778,658.84/30,735.57
  6. Step 6: Final answer
    x = 28,005.94

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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.