Home / 36,701.40-55,052.10-19,176.60

Finding the Fourth Proportional to 36,701.40, 55,052.10 and 19,176.60

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Solution

The fourth proportional to 36,701.40, 55,052.10 and 19,176.60 is: 28,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.40 : 55,052.10 = 19,176.60 : x
  2. Step 2: Convert to fraction form
    36,701.40/55,052.10 = 19,176.60/x
  3. Step 3: Cross multiply
    36,701.40x = 55,052.10 × 19,176.60
  4. Step 4: Simplify right side
    36,701.40x = 1,055,712,100.86
  5. Step 5: Solve for x
    x = 1,055,712,100.86/36,701.40
  6. Step 6: Final answer
    x = 28,764.90

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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.