Home / 16,874.44-23,285.34-9,703.99

Finding the Fourth Proportional to 16,874.44, 23,285.34 and 9,703.99

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Solution

The fourth proportional to 16,874.44, 23,285.34 and 9,703.99 is: 13,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.44 : 23,285.34 = 9,703.99 : x
  2. Step 2: Convert to fraction form
    16,874.44/23,285.34 = 9,703.99/x
  3. Step 3: Cross multiply
    16,874.44x = 23,285.34 × 9,703.99
  4. Step 4: Simplify right side
    16,874.44x = 225,960,706.51
  5. Step 5: Solve for x
    x = 225,960,706.51/16,874.44
  6. Step 6: Final answer
    x = 13,390.71

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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.