Home / 35,734.22-49,313.37-19,820.15

Finding the Fourth Proportional to 35,734.22, 49,313.37 and 19,820.15

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Solution

The fourth proportional to 35,734.22, 49,313.37 and 19,820.15 is: 27,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.22 : 49,313.37 = 19,820.15 : x
  2. Step 2: Convert to fraction form
    35,734.22/49,313.37 = 19,820.15/x
  3. Step 3: Cross multiply
    35,734.22x = 49,313.37 × 19,820.15
  4. Step 4: Simplify right side
    35,734.22x = 977,398,143.84
  5. Step 5: Solve for x
    x = 977,398,143.84/35,734.22
  6. Step 6: Final answer
    x = 27,351.89

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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.