Home / 31,261.25-46,918.10-29,290.73

Finding the Fourth Proportional to 31,261.25, 46,918.10 and 29,290.73

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Solution

The fourth proportional to 31,261.25, 46,918.10 and 29,290.73 is: 43,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,261.25 : 46,918.10 = 29,290.73 : x
  2. Step 2: Convert to fraction form
    31,261.25/46,918.10 = 29,290.73/x
  3. Step 3: Cross multiply
    31,261.25x = 46,918.10 × 29,290.73
  4. Step 4: Simplify right side
    31,261.25x = 1,374,265,018.17
  5. Step 5: Solve for x
    x = 1,374,265,018.17/31,261.25
  6. Step 6: Final answer
    x = 43,960.66

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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.