Home / 19,539.30-29,324.70-11,110.98

Finding the Fourth Proportional to 19,539.30, 29,324.70 and 11,110.98

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Solution

The fourth proportional to 19,539.30, 29,324.70 and 11,110.98 is: 16,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.30 : 29,324.70 = 11,110.98 : x
  2. Step 2: Convert to fraction form
    19,539.30/29,324.70 = 11,110.98/x
  3. Step 3: Cross multiply
    19,539.30x = 29,324.70 × 11,110.98
  4. Step 4: Simplify right side
    19,539.30x = 325,826,155.21
  5. Step 5: Solve for x
    x = 325,826,155.21/19,539.30
  6. Step 6: Final answer
    x = 16,675.43

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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.