Home / 35,221.21-48,610.26-21,796.79

Finding the Fourth Proportional to 35,221.21, 48,610.26 and 21,796.79

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Solution

The fourth proportional to 35,221.21, 48,610.26 and 21,796.79 is: 30,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.21 : 48,610.26 = 21,796.79 : x
  2. Step 2: Convert to fraction form
    35,221.21/48,610.26 = 21,796.79/x
  3. Step 3: Cross multiply
    35,221.21x = 48,610.26 × 21,796.79
  4. Step 4: Simplify right side
    35,221.21x = 1,059,547,574.57
  5. Step 5: Solve for x
    x = 1,059,547,574.57/35,221.21
  6. Step 6: Final answer
    x = 30,082.65

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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.