Home / 35,712.54-49,285.38-21,567.48

Finding the Fourth Proportional to 35,712.54, 49,285.38 and 21,567.48

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Solution

The fourth proportional to 35,712.54, 49,285.38 and 21,567.48 is: 29,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.54 : 49,285.38 = 21,567.48 : x
  2. Step 2: Convert to fraction form
    35,712.54/49,285.38 = 21,567.48/x
  3. Step 3: Cross multiply
    35,712.54x = 49,285.38 × 21,567.48
  4. Step 4: Simplify right side
    35,712.54x = 1,062,961,447.44
  5. Step 5: Solve for x
    x = 1,062,961,447.44/35,712.54
  6. Step 6: Final answer
    x = 29,764.38

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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.