Home / 35,383.84-48,804.19-20,270.99

Finding the Fourth Proportional to 35,383.84, 48,804.19 and 20,270.99

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Solution

The fourth proportional to 35,383.84, 48,804.19 and 20,270.99 is: 27,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.84 : 48,804.19 = 20,270.99 : x
  2. Step 2: Convert to fraction form
    35,383.84/48,804.19 = 20,270.99/x
  3. Step 3: Cross multiply
    35,383.84x = 48,804.19 × 20,270.99
  4. Step 4: Simplify right side
    35,383.84x = 989,309,318.78
  5. Step 5: Solve for x
    x = 989,309,318.78/35,383.84
  6. Step 6: Final answer
    x = 27,959.36

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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.