Home / 35,945.20-49,604.21-19,812.48

Finding the Fourth Proportional to 35,945.20, 49,604.21 and 19,812.48

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Solution

The fourth proportional to 35,945.20, 49,604.21 and 19,812.48 is: 27,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,945.20 : 49,604.21 = 19,812.48 : x
  2. Step 2: Convert to fraction form
    35,945.20/49,604.21 = 19,812.48/x
  3. Step 3: Cross multiply
    35,945.20x = 49,604.21 × 19,812.48
  4. Step 4: Simplify right side
    35,945.20x = 982,782,207.76
  5. Step 5: Solve for x
    x = 982,782,207.76/35,945.20
  6. Step 6: Final answer
    x = 27,341.12

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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.