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Finding the Fourth Proportional to 36,701.35, 55,052.03 and 28,828.15

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Solution

The fourth proportional to 36,701.35, 55,052.03 and 28,828.15 is: 43,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.35 : 55,052.03 = 28,828.15 : x
  2. Step 2: Convert to fraction form
    36,701.35/55,052.03 = 28,828.15/x
  3. Step 3: Cross multiply
    36,701.35x = 55,052.03 × 28,828.15
  4. Step 4: Simplify right side
    36,701.35x = 1,587,048,178.64
  5. Step 5: Solve for x
    x = 1,587,048,178.64/36,701.35
  6. Step 6: Final answer
    x = 43,242.23

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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.