Home / 35,579.36-49,092.54-21,432.98

Finding the Fourth Proportional to 35,579.36, 49,092.54 and 21,432.98

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Solution

The fourth proportional to 35,579.36, 49,092.54 and 21,432.98 is: 29,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.36 : 49,092.54 = 21,432.98 : x
  2. Step 2: Convert to fraction form
    35,579.36/49,092.54 = 21,432.98/x
  3. Step 3: Cross multiply
    35,579.36x = 49,092.54 × 21,432.98
  4. Step 4: Simplify right side
    35,579.36x = 1,052,199,427.97
  5. Step 5: Solve for x
    x = 1,052,199,427.97/35,579.36
  6. Step 6: Final answer
    x = 29,573.31

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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.