Home / 23,277.12-34,921.92-9,418.56

Finding the Fourth Proportional to 23,277.12, 34,921.92 and 9,418.56

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Solution

The fourth proportional to 23,277.12, 34,921.92 and 9,418.56 is: 14,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,277.12 : 34,921.92 = 9,418.56 : x
  2. Step 2: Convert to fraction form
    23,277.12/34,921.92 = 9,418.56/x
  3. Step 3: Cross multiply
    23,277.12x = 34,921.92 × 9,418.56
  4. Step 4: Simplify right side
    23,277.12x = 328,914,198.84
  5. Step 5: Solve for x
    x = 328,914,198.84/23,277.12
  6. Step 6: Final answer
    x = 14,130.36

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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.