Home / 27,388.72-37,796.32-14,813.44

Finding the Fourth Proportional to 27,388.72, 37,796.32 and 14,813.44

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Solution

The fourth proportional to 27,388.72, 37,796.32 and 14,813.44 is: 20,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.72 : 37,796.32 = 14,813.44 : x
  2. Step 2: Convert to fraction form
    27,388.72/37,796.32 = 14,813.44/x
  3. Step 3: Cross multiply
    27,388.72x = 37,796.32 × 14,813.44
  4. Step 4: Simplify right side
    27,388.72x = 559,893,518.54
  5. Step 5: Solve for x
    x = 559,893,518.54/27,388.72
  6. Step 6: Final answer
    x = 20,442.49

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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.