Home / 29,311.95-43,991.55-16,669.47

Finding the Fourth Proportional to 29,311.95, 43,991.55 and 16,669.47

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Solution

The fourth proportional to 29,311.95, 43,991.55 and 16,669.47 is: 25,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.95 : 43,991.55 = 16,669.47 : x
  2. Step 2: Convert to fraction form
    29,311.95/43,991.55 = 16,669.47/x
  3. Step 3: Cross multiply
    29,311.95x = 43,991.55 × 16,669.47
  4. Step 4: Simplify right side
    29,311.95x = 733,315,822.98
  5. Step 5: Solve for x
    x = 733,315,822.98/29,311.95
  6. Step 6: Final answer
    x = 25,017.64

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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.