Home / 48,987.21-67,596.31-29,860.08

Finding the Fourth Proportional to 48,987.21, 67,596.31 and 29,860.08

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Solution

The fourth proportional to 48,987.21, 67,596.31 and 29,860.08 is: 41,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,987.21 : 67,596.31 = 29,860.08 : x
  2. Step 2: Convert to fraction form
    48,987.21/67,596.31 = 29,860.08/x
  3. Step 3: Cross multiply
    48,987.21x = 67,596.31 × 29,860.08
  4. Step 4: Simplify right side
    48,987.21x = 2,018,431,224.30
  5. Step 5: Solve for x
    x = 2,018,431,224.30/48,987.21
  6. Step 6: Final answer
    x = 41,203.23

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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.