Home / 16,976.75-23,427.99-9,423.18

Finding the Fourth Proportional to 16,976.75, 23,427.99 and 9,423.18

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Solution

The fourth proportional to 16,976.75, 23,427.99 and 9,423.18 is: 13,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.75 : 23,427.99 = 9,423.18 : x
  2. Step 2: Convert to fraction form
    16,976.75/23,427.99 = 9,423.18/x
  3. Step 3: Cross multiply
    16,976.75x = 23,427.99 × 9,423.18
  4. Step 4: Simplify right side
    16,976.75x = 220,766,166.81
  5. Step 5: Solve for x
    x = 220,766,166.81/16,976.75
  6. Step 6: Final answer
    x = 13,004.03

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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.