Home / 19,511.24-29,267.86-11,189.04

Finding the Fourth Proportional to 19,511.24, 29,267.86 and 11,189.04

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Solution

The fourth proportional to 19,511.24, 29,267.86 and 11,189.04 is: 16,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.24 : 29,267.86 = 11,189.04 : x
  2. Step 2: Convert to fraction form
    19,511.24/29,267.86 = 11,189.04/x
  3. Step 3: Cross multiply
    19,511.24x = 29,267.86 × 11,189.04
  4. Step 4: Simplify right side
    19,511.24x = 327,479,256.25
  5. Step 5: Solve for x
    x = 327,479,256.25/19,511.24
  6. Step 6: Final answer
    x = 16,784.13

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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.