Home / 15,821.36-23,736.24-4,728.08

Finding the Fourth Proportional to 15,821.36, 23,736.24 and 4,728.08

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Solution

The fourth proportional to 15,821.36, 23,736.24 and 4,728.08 is: 7,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.36 : 23,736.24 = 4,728.08 : x
  2. Step 2: Convert to fraction form
    15,821.36/23,736.24 = 4,728.08/x
  3. Step 3: Cross multiply
    15,821.36x = 23,736.24 × 4,728.08
  4. Step 4: Simplify right side
    15,821.36x = 112,226,841.62
  5. Step 5: Solve for x
    x = 112,226,841.62/15,821.36
  6. Step 6: Final answer
    x = 7,093.38

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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.