Home / 19,610.96-29,440.82-19,521.05

Finding the Fourth Proportional to 19,610.96, 29,440.82 and 19,521.05

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Solution

The fourth proportional to 19,610.96, 29,440.82 and 19,521.05 is: 29,305.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.96 : 29,440.82 = 19,521.05 : x
  2. Step 2: Convert to fraction form
    19,610.96/29,440.82 = 19,521.05/x
  3. Step 3: Cross multiply
    19,610.96x = 29,440.82 × 19,521.05
  4. Step 4: Simplify right side
    19,610.96x = 574,715,676.66
  5. Step 5: Solve for x
    x = 574,715,676.66/19,610.96
  6. Step 6: Final answer
    x = 29,305.84

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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.