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Finding the Fourth Proportional to 36,652.20, 54,937.80 and 14,458.20

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Solution

The fourth proportional to 36,652.20, 54,937.80 and 14,458.20 is: 21,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,652.20 : 54,937.80 = 14,458.20 : x
  2. Step 2: Convert to fraction form
    36,652.20/54,937.80 = 14,458.20/x
  3. Step 3: Cross multiply
    36,652.20x = 54,937.80 × 14,458.20
  4. Step 4: Simplify right side
    36,652.20x = 794,301,699.96
  5. Step 5: Solve for x
    x = 794,301,699.96/36,652.20
  6. Step 6: Final answer
    x = 21,671.32

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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.