Home / 49,752.36-74,628.37-20,170.13

Finding the Fourth Proportional to 49,752.36, 74,628.37 and 20,170.13

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Solution

The fourth proportional to 49,752.36, 74,628.37 and 20,170.13 is: 30,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,752.36 : 74,628.37 = 20,170.13 : x
  2. Step 2: Convert to fraction form
    49,752.36/74,628.37 = 20,170.13/x
  3. Step 3: Cross multiply
    49,752.36x = 74,628.37 × 20,170.13
  4. Step 4: Simplify right side
    49,752.36x = 1,505,263,576.66
  5. Step 5: Solve for x
    x = 1,505,263,576.66/49,752.36
  6. Step 6: Final answer
    x = 30,255.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.