Home / 36,838.87-50,838.45-21,735.21

Finding the Fourth Proportional to 36,838.87, 50,838.45 and 21,735.21

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Solution

The fourth proportional to 36,838.87, 50,838.45 and 21,735.21 is: 29,995.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,838.87 : 50,838.45 = 21,735.21 : x
  2. Step 2: Convert to fraction form
    36,838.87/50,838.45 = 21,735.21/x
  3. Step 3: Cross multiply
    36,838.87x = 50,838.45 × 21,735.21
  4. Step 4: Simplify right side
    36,838.87x = 1,104,984,386.82
  5. Step 5: Solve for x
    x = 1,104,984,386.82/36,838.87
  6. Step 6: Final answer
    x = 29,995.07

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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.