Home / 35,118.36-48,464.10-20,968.56

Finding the Fourth Proportional to 35,118.36, 48,464.10 and 20,968.56

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Solution

The fourth proportional to 35,118.36, 48,464.10 and 20,968.56 is: 28,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,118.36 : 48,464.10 = 20,968.56 : x
  2. Step 2: Convert to fraction form
    35,118.36/48,464.10 = 20,968.56/x
  3. Step 3: Cross multiply
    35,118.36x = 48,464.10 × 20,968.56
  4. Step 4: Simplify right side
    35,118.36x = 1,016,222,388.70
  5. Step 5: Solve for x
    x = 1,016,222,388.70/35,118.36
  6. Step 6: Final answer
    x = 28,937.07

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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.