Home / 36,017.40-49,701.42-20,099.64

Finding the Fourth Proportional to 36,017.40, 49,701.42 and 20,099.64

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Solution

The fourth proportional to 36,017.40, 49,701.42 and 20,099.64 is: 27,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017.40 : 49,701.42 = 20,099.64 : x
  2. Step 2: Convert to fraction form
    36,017.40/49,701.42 = 20,099.64/x
  3. Step 3: Cross multiply
    36,017.40x = 49,701.42 × 20,099.64
  4. Step 4: Simplify right side
    36,017.40x = 998,980,649.49
  5. Step 5: Solve for x
    x = 998,980,649.49/36,017.40
  6. Step 6: Final answer
    x = 27,736.06

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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.