Home / 30,371.66-41,907.27-16,942.06

Finding the Fourth Proportional to 30,371.66, 41,907.27 and 16,942.06

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Solution

The fourth proportional to 30,371.66, 41,907.27 and 16,942.06 is: 23,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.66 : 41,907.27 = 16,942.06 : x
  2. Step 2: Convert to fraction form
    30,371.66/41,907.27 = 16,942.06/x
  3. Step 3: Cross multiply
    30,371.66x = 41,907.27 × 16,942.06
  4. Step 4: Simplify right side
    30,371.66x = 709,995,598.69
  5. Step 5: Solve for x
    x = 709,995,598.69/30,371.66
  6. Step 6: Final answer
    x = 23,376.91

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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.