Home / 16,879.14-23,292.87-9,325.55

Finding the Fourth Proportional to 16,879.14, 23,292.87 and 9,325.55

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Solution

The fourth proportional to 16,879.14, 23,292.87 and 9,325.55 is: 12,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.14 : 23,292.87 = 9,325.55 : x
  2. Step 2: Convert to fraction form
    16,879.14/23,292.87 = 9,325.55/x
  3. Step 3: Cross multiply
    16,879.14x = 23,292.87 × 9,325.55
  4. Step 4: Simplify right side
    16,879.14x = 217,218,823.83
  5. Step 5: Solve for x
    x = 217,218,823.83/16,879.14
  6. Step 6: Final answer
    x = 12,869.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.