Home / 35,301.36-48,726.24-20,202.60

Finding the Fourth Proportional to 35,301.36, 48,726.24 and 20,202.60

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Solution

The fourth proportional to 35,301.36, 48,726.24 and 20,202.60 is: 27,885.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,301.36 : 48,726.24 = 20,202.60 : x
  2. Step 2: Convert to fraction form
    35,301.36/48,726.24 = 20,202.60/x
  3. Step 3: Cross multiply
    35,301.36x = 48,726.24 × 20,202.60
  4. Step 4: Simplify right side
    35,301.36x = 984,396,736.22
  5. Step 5: Solve for x
    x = 984,396,736.22/35,301.36
  6. Step 6: Final answer
    x = 27,885.52

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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.