Home / 19,848.24-29,764.85-7,997.99

Finding the Fourth Proportional to 19,848.24, 29,764.85 and 7,997.99

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Solution

The fourth proportional to 19,848.24, 29,764.85 and 7,997.99 is: 11,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.24 : 29,764.85 = 7,997.99 : x
  2. Step 2: Convert to fraction form
    19,848.24/29,764.85 = 7,997.99/x
  3. Step 3: Cross multiply
    19,848.24x = 29,764.85 × 7,997.99
  4. Step 4: Simplify right side
    19,848.24x = 238,058,783.84
  5. Step 5: Solve for x
    x = 238,058,783.84/19,848.24
  6. Step 6: Final answer
    x = 11,993.95

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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.