Home / 35,999.19-49,680.24-20,086.74

Finding the Fourth Proportional to 35,999.19, 49,680.24 and 20,086.74

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Solution

The fourth proportional to 35,999.19, 49,680.24 and 20,086.74 is: 27,720.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.19 : 49,680.24 = 20,086.74 : x
  2. Step 2: Convert to fraction form
    35,999.19/49,680.24 = 20,086.74/x
  3. Step 3: Cross multiply
    35,999.19x = 49,680.24 × 20,086.74
  4. Step 4: Simplify right side
    35,999.19x = 997,914,064.02
  5. Step 5: Solve for x
    x = 997,914,064.02/35,999.19
  6. Step 6: Final answer
    x = 27,720.46

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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.