Home / 29,617.20-40,870.26-16,185.99

Finding the Fourth Proportional to 29,617.20, 40,870.26 and 16,185.99

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Solution

The fourth proportional to 29,617.20, 40,870.26 and 16,185.99 is: 22,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.20 : 40,870.26 = 16,185.99 : x
  2. Step 2: Convert to fraction form
    29,617.20/40,870.26 = 16,185.99/x
  3. Step 3: Cross multiply
    29,617.20x = 40,870.26 × 16,185.99
  4. Step 4: Simplify right side
    29,617.20x = 661,525,619.66
  5. Step 5: Solve for x
    x = 661,525,619.66/29,617.20
  6. Step 6: Final answer
    x = 22,335.86

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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.