Home / 36,040-49,734.66-20,124.68

Finding the Fourth Proportional to 36,040, 49,734.66 and 20,124.68

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Solution

The fourth proportional to 36,040, 49,734.66 and 20,124.68 is: 27,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040 : 49,734.66 = 20,124.68 : x
  2. Step 2: Convert to fraction form
    36,040/49,734.66 = 20,124.68/x
  3. Step 3: Cross multiply
    36,040x = 49,734.66 × 20,124.68
  4. Step 4: Simplify right side
    36,040x = 1,000,894,117.41
  5. Step 5: Solve for x
    x = 1,000,894,117.41/36,040
  6. Step 6: Final answer
    x = 27,771.76

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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.