Home / 36,921.21-55,381.85-10,625.99

Finding the Fourth Proportional to 36,921.21, 55,381.85 and 10,625.99

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Solution

The fourth proportional to 36,921.21, 55,381.85 and 10,625.99 is: 15,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,921.21 : 55,381.85 = 10,625.99 : x
  2. Step 2: Convert to fraction form
    36,921.21/55,381.85 = 10,625.99/x
  3. Step 3: Cross multiply
    36,921.21x = 55,381.85 × 10,625.99
  4. Step 4: Simplify right side
    36,921.21x = 588,486,654.24
  5. Step 5: Solve for x
    x = 588,486,654.24/36,921.21
  6. Step 6: Final answer
    x = 15,938.99

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1.5x scale

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.