Home / 29,665.98-40,939.72-16,237.80

Finding the Fourth Proportional to 29,665.98, 40,939.72 and 16,237.80

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Solution

The fourth proportional to 29,665.98, 40,939.72 and 16,237.80 is: 22,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,665.98 : 40,939.72 = 16,237.80 : x
  2. Step 2: Convert to fraction form
    29,665.98/40,939.72 = 16,237.80/x
  3. Step 3: Cross multiply
    29,665.98x = 40,939.72 × 16,237.80
  4. Step 4: Simplify right side
    29,665.98x = 664,770,985.42
  5. Step 5: Solve for x
    x = 664,770,985.42/29,665.98
  6. Step 6: Final answer
    x = 22,408.53

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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.