Home / 16,827.70-23,196.87-13,838.35

Finding the Fourth Proportional to 16,827.70, 23,196.87 and 13,838.35

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Solution

The fourth proportional to 16,827.70, 23,196.87 and 13,838.35 is: 19,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.70 : 23,196.87 = 13,838.35 : x
  2. Step 2: Convert to fraction form
    16,827.70/23,196.87 = 13,838.35/x
  3. Step 3: Cross multiply
    16,827.70x = 23,196.87 × 13,838.35
  4. Step 4: Simplify right side
    16,827.70x = 321,006,405.96
  5. Step 5: Solve for x
    x = 321,006,405.96/16,827.70
  6. Step 6: Final answer
    x = 19,076.07

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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.