Home / 16,876.40-23,289.30-9,323.22

Finding the Fourth Proportional to 16,876.40, 23,289.30 and 9,323.22

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Solution

The fourth proportional to 16,876.40, 23,289.30 and 9,323.22 is: 12,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.40 : 23,289.30 = 9,323.22 : x
  2. Step 2: Convert to fraction form
    16,876.40/23,289.30 = 9,323.22/x
  3. Step 3: Cross multiply
    16,876.40x = 23,289.30 × 9,323.22
  4. Step 4: Simplify right side
    16,876.40x = 217,131,267.55
  5. Step 5: Solve for x
    x = 217,131,267.55/16,876.40
  6. Step 6: Final answer
    x = 12,865.97

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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.