Home / 19,051.56-26,304-11,892.38

Finding the Fourth Proportional to 19,051.56, 26,304 and 11,892.38

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Solution

The fourth proportional to 19,051.56, 26,304 and 11,892.38 is: 16,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.56 : 26,304 = 11,892.38 : x
  2. Step 2: Convert to fraction form
    19,051.56/26,304 = 11,892.38/x
  3. Step 3: Cross multiply
    19,051.56x = 26,304 × 11,892.38
  4. Step 4: Simplify right side
    19,051.56x = 312,817,163.52
  5. Step 5: Solve for x
    x = 312,817,163.52/19,051.56
  6. Step 6: Final answer
    x = 16,419.50

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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.