Home / 22,548.07-31,115.24-12,476.33

Finding the Fourth Proportional to 22,548.07, 31,115.24 and 12,476.33

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Solution

The fourth proportional to 22,548.07, 31,115.24 and 12,476.33 is: 17,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,548.07 : 31,115.24 = 12,476.33 : x
  2. Step 2: Convert to fraction form
    22,548.07/31,115.24 = 12,476.33/x
  3. Step 3: Cross multiply
    22,548.07x = 31,115.24 × 12,476.33
  4. Step 4: Simplify right side
    22,548.07x = 388,203,947.78
  5. Step 5: Solve for x
    x = 388,203,947.78/22,548.07
  6. Step 6: Final answer
    x = 17,216.73

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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.