Home / 36,045.27-49,740.08-20,126.61

Finding the Fourth Proportional to 36,045.27, 49,740.08 and 20,126.61

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Solution

The fourth proportional to 36,045.27, 49,740.08 and 20,126.61 is: 27,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,045.27 : 49,740.08 = 20,126.61 : x
  2. Step 2: Convert to fraction form
    36,045.27/49,740.08 = 20,126.61/x
  3. Step 3: Cross multiply
    36,045.27x = 49,740.08 × 20,126.61
  4. Step 4: Simplify right side
    36,045.27x = 1,001,099,090.90
  5. Step 5: Solve for x
    x = 1,001,099,090.90/36,045.27
  6. Step 6: Final answer
    x = 27,773.38

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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.