Home / 30,371.12-41,910.23-16,943.23

Finding the Fourth Proportional to 30,371.12, 41,910.23 and 16,943.23

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Solution

The fourth proportional to 30,371.12, 41,910.23 and 16,943.23 is: 23,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.12 : 41,910.23 = 16,943.23 : x
  2. Step 2: Convert to fraction form
    30,371.12/41,910.23 = 16,943.23/x
  3. Step 3: Cross multiply
    30,371.12x = 41,910.23 × 16,943.23
  4. Step 4: Simplify right side
    30,371.12x = 710,094,666.24
  5. Step 5: Solve for x
    x = 710,094,666.24/30,371.12
  6. Step 6: Final answer
    x = 23,380.59

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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.