Home / 36,961.10-55,441.65-10,666.70

Finding the Fourth Proportional to 36,961.10, 55,441.65 and 10,666.70

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Solution

The fourth proportional to 36,961.10, 55,441.65 and 10,666.70 is: 16,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.10 : 55,441.65 = 10,666.70 : x
  2. Step 2: Convert to fraction form
    36,961.10/55,441.65 = 10,666.70/x
  3. Step 3: Cross multiply
    36,961.10x = 55,441.65 × 10,666.70
  4. Step 4: Simplify right side
    36,961.10x = 591,379,448.06
  5. Step 5: Solve for x
    x = 591,379,448.06/36,961.10
  6. Step 6: Final answer
    x = 16,000.05

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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.