Home / 36,932.66-55,408.50-10,639.44

Finding the Fourth Proportional to 36,932.66, 55,408.50 and 10,639.44

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Solution

The fourth proportional to 36,932.66, 55,408.50 and 10,639.44 is: 15,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,932.66 : 55,408.50 = 10,639.44 : x
  2. Step 2: Convert to fraction form
    36,932.66/55,408.50 = 10,639.44/x
  3. Step 3: Cross multiply
    36,932.66x = 55,408.50 × 10,639.44
  4. Step 4: Simplify right side
    36,932.66x = 589,515,411.24
  5. Step 5: Solve for x
    x = 589,515,411.24/36,932.66
  6. Step 6: Final answer
    x = 15,961.90

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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.