Home / 49,760.37-74,637.75-20,170.26

Finding the Fourth Proportional to 49,760.37, 74,637.75 and 20,170.26

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Solution

The fourth proportional to 49,760.37, 74,637.75 and 20,170.26 is: 30,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.37 : 74,637.75 = 20,170.26 : x
  2. Step 2: Convert to fraction form
    49,760.37/74,637.75 = 20,170.26/x
  3. Step 3: Cross multiply
    49,760.37x = 74,637.75 × 20,170.26
  4. Step 4: Simplify right side
    49,760.37x = 1,505,462,823.32
  5. Step 5: Solve for x
    x = 1,505,462,823.32/49,760.37
  6. Step 6: Final answer
    x = 30,254.25

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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.