Home / 17,790.68-26,678.42-6,105.08

Finding the Fourth Proportional to 17,790.68, 26,678.42 and 6,105.08

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Solution

The fourth proportional to 17,790.68, 26,678.42 and 6,105.08 is: 9,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.68 : 26,678.42 = 6,105.08 : x
  2. Step 2: Convert to fraction form
    17,790.68/26,678.42 = 6,105.08/x
  3. Step 3: Cross multiply
    17,790.68x = 26,678.42 × 6,105.08
  4. Step 4: Simplify right side
    17,790.68x = 162,873,888.37
  5. Step 5: Solve for x
    x = 162,873,888.37/17,790.68
  6. Step 6: Final answer
    x = 9,155.01

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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.