Home / 21,749.02-32,628.38-6,958.82

Finding the Fourth Proportional to 21,749.02, 32,628.38 and 6,958.82

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Solution

The fourth proportional to 21,749.02, 32,628.38 and 6,958.82 is: 10,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749.02 : 32,628.38 = 6,958.82 : x
  2. Step 2: Convert to fraction form
    21,749.02/32,628.38 = 6,958.82/x
  3. Step 3: Cross multiply
    21,749.02x = 32,628.38 × 6,958.82
  4. Step 4: Simplify right side
    21,749.02x = 227,055,023.31
  5. Step 5: Solve for x
    x = 227,055,023.31/21,749.02
  6. Step 6: Final answer
    x = 10,439.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.