Home / 35,231.48-48,628.64-21,794.92

Finding the Fourth Proportional to 35,231.48, 48,628.64 and 21,794.92

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Solution

The fourth proportional to 35,231.48, 48,628.64 and 21,794.92 is: 30,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.48 : 48,628.64 = 21,794.92 : x
  2. Step 2: Convert to fraction form
    35,231.48/48,628.64 = 21,794.92/x
  3. Step 3: Cross multiply
    35,231.48x = 48,628.64 × 21,794.92
  4. Step 4: Simplify right side
    35,231.48x = 1,059,857,318.51
  5. Step 5: Solve for x
    x = 1,059,857,318.51/35,231.48
  6. Step 6: Final answer
    x = 30,082.68

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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.