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Finding the Fourth Proportional to 38,463.98, 57,675.51 and 19,736.51

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Solution

The fourth proportional to 38,463.98, 57,675.51 and 19,736.51 is: 29,594.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463.98 : 57,675.51 = 19,736.51 : x
  2. Step 2: Convert to fraction form
    38,463.98/57,675.51 = 19,736.51/x
  3. Step 3: Cross multiply
    38,463.98x = 57,675.51 × 19,736.51
  4. Step 4: Simplify right side
    38,463.98x = 1,138,312,991.49
  5. Step 5: Solve for x
    x = 1,138,312,991.49/38,463.98
  6. Step 6: Final answer
    x = 29,594.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.