Home / 29,666.35-40,939.58-16,237.60

Finding the Fourth Proportional to 29,666.35, 40,939.58 and 16,237.60

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Solution

The fourth proportional to 29,666.35, 40,939.58 and 16,237.60 is: 22,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.35 : 40,939.58 = 16,237.60 : x
  2. Step 2: Convert to fraction form
    29,666.35/40,939.58 = 16,237.60/x
  3. Step 3: Cross multiply
    29,666.35x = 40,939.58 × 16,237.60
  4. Step 4: Simplify right side
    29,666.35x = 664,760,524.21
  5. Step 5: Solve for x
    x = 664,760,524.21/29,666.35
  6. Step 6: Final answer
    x = 22,407.90

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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.