Home / 22,548.62-31,131.26-14,485.48

Finding the Fourth Proportional to 22,548.62, 31,131.26 and 14,485.48

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Solution

The fourth proportional to 22,548.62, 31,131.26 and 14,485.48 is: 19,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,548.62 : 31,131.26 = 14,485.48 : x
  2. Step 2: Convert to fraction form
    22,548.62/31,131.26 = 14,485.48/x
  3. Step 3: Cross multiply
    22,548.62x = 31,131.26 × 14,485.48
  4. Step 4: Simplify right side
    22,548.62x = 450,951,244.10
  5. Step 5: Solve for x
    x = 450,951,244.10/22,548.62
  6. Step 6: Final answer
    x = 19,999.06

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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.