Home / 19,520.48-29,261.27-11,190.44

Finding the Fourth Proportional to 19,520.48, 29,261.27 and 11,190.44

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Solution

The fourth proportional to 19,520.48, 29,261.27 and 11,190.44 is: 16,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.48 : 29,261.27 = 11,190.44 : x
  2. Step 2: Convert to fraction form
    19,520.48/29,261.27 = 11,190.44/x
  3. Step 3: Cross multiply
    19,520.48x = 29,261.27 × 11,190.44
  4. Step 4: Simplify right side
    19,520.48x = 327,446,284.00
  5. Step 5: Solve for x
    x = 327,446,284.00/19,520.48
  6. Step 6: Final answer
    x = 16,774.50

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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.