Home / 16,876.92-23,289.66-9,323.40

Finding the Fourth Proportional to 16,876.92, 23,289.66 and 9,323.40

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Solution

The fourth proportional to 16,876.92, 23,289.66 and 9,323.40 is: 12,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.92 : 23,289.66 = 9,323.40 : x
  2. Step 2: Convert to fraction form
    16,876.92/23,289.66 = 9,323.40/x
  3. Step 3: Cross multiply
    16,876.92x = 23,289.66 × 9,323.40
  4. Step 4: Simplify right side
    16,876.92x = 217,138,816.04
  5. Step 5: Solve for x
    x = 217,138,816.04/16,876.92
  6. Step 6: Final answer
    x = 12,866.02

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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.