Home / 19,169.10-28,767.62-9,816.93

Finding the Fourth Proportional to 19,169.10, 28,767.62 and 9,816.93

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Solution

The fourth proportional to 19,169.10, 28,767.62 and 9,816.93 is: 14,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.10 : 28,767.62 = 9,816.93 : x
  2. Step 2: Convert to fraction form
    19,169.10/28,767.62 = 9,816.93/x
  3. Step 3: Cross multiply
    19,169.10x = 28,767.62 × 9,816.93
  4. Step 4: Simplify right side
    19,169.10x = 282,409,662.72
  5. Step 5: Solve for x
    x = 282,409,662.72/19,169.10
  6. Step 6: Final answer
    x = 14,732.55

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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.