Home / 33,415.02-46,108.35-19,981.37

Finding the Fourth Proportional to 33,415.02, 46,108.35 and 19,981.37

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Solution

The fourth proportional to 33,415.02, 46,108.35 and 19,981.37 is: 27,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.02 : 46,108.35 = 19,981.37 : x
  2. Step 2: Convert to fraction form
    33,415.02/46,108.35 = 19,981.37/x
  3. Step 3: Cross multiply
    33,415.02x = 46,108.35 × 19,981.37
  4. Step 4: Simplify right side
    33,415.02x = 921,308,001.44
  5. Step 5: Solve for x
    x = 921,308,001.44/33,415.02
  6. Step 6: Final answer
    x = 27,571.67

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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.