Home / 12,393.33-18,590.51-3,628.24

Finding the Fourth Proportional to 12,393.33, 18,590.51 and 3,628.24

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Solution

The fourth proportional to 12,393.33, 18,590.51 and 3,628.24 is: 5,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.33 : 18,590.51 = 3,628.24 : x
  2. Step 2: Convert to fraction form
    12,393.33/18,590.51 = 3,628.24/x
  3. Step 3: Cross multiply
    12,393.33x = 18,590.51 × 3,628.24
  4. Step 4: Simplify right side
    12,393.33x = 67,450,832.00
  5. Step 5: Solve for x
    x = 67,450,832.00/12,393.33
  6. Step 6: Final answer
    x = 5,442.51

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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.