Home / 30,366.24-41,905.49-16,938.37

Finding the Fourth Proportional to 30,366.24, 41,905.49 and 16,938.37

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Solution

The fourth proportional to 30,366.24, 41,905.49 and 16,938.37 is: 23,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.24 : 41,905.49 = 16,938.37 : x
  2. Step 2: Convert to fraction form
    30,366.24/41,905.49 = 16,938.37/x
  3. Step 3: Cross multiply
    30,366.24x = 41,905.49 × 16,938.37
  4. Step 4: Simplify right side
    30,366.24x = 709,810,694.65
  5. Step 5: Solve for x
    x = 709,810,694.65/30,366.24
  6. Step 6: Final answer
    x = 23,374.99

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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.