Home / 19,900.08-29,800.83-11,554.77

Finding the Fourth Proportional to 19,900.08, 29,800.83 and 11,554.77

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Solution

The fourth proportional to 19,900.08, 29,800.83 and 11,554.77 is: 17,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,900.08 : 29,800.83 = 11,554.77 : x
  2. Step 2: Convert to fraction form
    19,900.08/29,800.83 = 11,554.77/x
  3. Step 3: Cross multiply
    19,900.08x = 29,800.83 × 11,554.77
  4. Step 4: Simplify right side
    19,900.08x = 344,341,678.69
  5. Step 5: Solve for x
    x = 344,341,678.69/19,900.08
  6. Step 6: Final answer
    x = 17,303.54

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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.