Home / 19,372.98-26,724.55-15,996.09

Finding the Fourth Proportional to 19,372.98, 26,724.55 and 15,996.09

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Solution

The fourth proportional to 19,372.98, 26,724.55 and 15,996.09 is: 22,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.98 : 26,724.55 = 15,996.09 : x
  2. Step 2: Convert to fraction form
    19,372.98/26,724.55 = 15,996.09/x
  3. Step 3: Cross multiply
    19,372.98x = 26,724.55 × 15,996.09
  4. Step 4: Simplify right side
    19,372.98x = 427,488,227.03
  5. Step 5: Solve for x
    x = 427,488,227.03/19,372.98
  6. Step 6: Final answer
    x = 22,066.21

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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.