Home / 35,795.56-49,400.10-21,649

Finding the Fourth Proportional to 35,795.56, 49,400.10 and 21,649

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Solution

The fourth proportional to 35,795.56, 49,400.10 and 21,649 is: 29,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,795.56 : 49,400.10 = 21,649 : x
  2. Step 2: Convert to fraction form
    35,795.56/49,400.10 = 21,649/x
  3. Step 3: Cross multiply
    35,795.56x = 49,400.10 × 21,649
  4. Step 4: Simplify right side
    35,795.56x = 1,069,462,764.90
  5. Step 5: Solve for x
    x = 1,069,462,764.90/35,795.56
  6. Step 6: Final answer
    x = 29,876.97

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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.