Home / 16,879.30-23,292.96-9,325.50

Finding the Fourth Proportional to 16,879.30, 23,292.96 and 9,325.50

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Solution

The fourth proportional to 16,879.30, 23,292.96 and 9,325.50 is: 12,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.30 : 23,292.96 = 9,325.50 : x
  2. Step 2: Convert to fraction form
    16,879.30/23,292.96 = 9,325.50/x
  3. Step 3: Cross multiply
    16,879.30x = 23,292.96 × 9,325.50
  4. Step 4: Simplify right side
    16,879.30x = 217,218,498.48
  5. Step 5: Solve for x
    x = 217,218,498.48/16,879.30
  6. Step 6: Final answer
    x = 12,868.93

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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.