Home / 17,728.08-26,585.50-5,879.68

Finding the Fourth Proportional to 17,728.08, 26,585.50 and 5,879.68

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Solution

The fourth proportional to 17,728.08, 26,585.50 and 5,879.68 is: 8,817.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.08 : 26,585.50 = 5,879.68 : x
  2. Step 2: Convert to fraction form
    17,728.08/26,585.50 = 5,879.68/x
  3. Step 3: Cross multiply
    17,728.08x = 26,585.50 × 5,879.68
  4. Step 4: Simplify right side
    17,728.08x = 156,314,232.64
  5. Step 5: Solve for x
    x = 156,314,232.64/17,728.08
  6. Step 6: Final answer
    x = 8,817.32

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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.