Home / 22,999.03-31,739.56-12,927.44

Finding the Fourth Proportional to 22,999.03, 31,739.56 and 12,927.44

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Solution

The fourth proportional to 22,999.03, 31,739.56 and 12,927.44 is: 17,840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.03 : 31,739.56 = 12,927.44 : x
  2. Step 2: Convert to fraction form
    22,999.03/31,739.56 = 12,927.44/x
  3. Step 3: Cross multiply
    22,999.03x = 31,739.56 × 12,927.44
  4. Step 4: Simplify right side
    22,999.03x = 410,311,145.86
  5. Step 5: Solve for x
    x = 410,311,145.86/22,999.03
  6. Step 6: Final answer
    x = 17,840.37

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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.