Home / 27,443.70-37,872.81-16,829.46

Finding the Fourth Proportional to 27,443.70, 37,872.81 and 16,829.46

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Solution

The fourth proportional to 27,443.70, 37,872.81 and 16,829.46 is: 23,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.70 : 37,872.81 = 16,829.46 : x
  2. Step 2: Convert to fraction form
    27,443.70/37,872.81 = 16,829.46/x
  3. Step 3: Cross multiply
    27,443.70x = 37,872.81 × 16,829.46
  4. Step 4: Simplify right side
    27,443.70x = 637,378,940.98
  5. Step 5: Solve for x
    x = 637,378,940.98/27,443.70
  6. Step 6: Final answer
    x = 23,224.96

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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.