Home / 19,542.94-26,991.53-13,244.38

Finding the Fourth Proportional to 19,542.94, 26,991.53 and 13,244.38

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Solution

The fourth proportional to 19,542.94, 26,991.53 and 13,244.38 is: 18,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.94 : 26,991.53 = 13,244.38 : x
  2. Step 2: Convert to fraction form
    19,542.94/26,991.53 = 13,244.38/x
  3. Step 3: Cross multiply
    19,542.94x = 26,991.53 × 13,244.38
  4. Step 4: Simplify right side
    19,542.94x = 357,485,996.07
  5. Step 5: Solve for x
    x = 357,485,996.07/19,542.94
  6. Step 6: Final answer
    x = 18,292.34

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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.