Home / 36,652.05-54,985.04-12,629.97

Finding the Fourth Proportional to 36,652.05, 54,985.04 and 12,629.97

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Solution

The fourth proportional to 36,652.05, 54,985.04 and 12,629.97 is: 18,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,652.05 : 54,985.04 = 12,629.97 : x
  2. Step 2: Convert to fraction form
    36,652.05/54,985.04 = 12,629.97/x
  3. Step 3: Cross multiply
    36,652.05x = 54,985.04 × 12,629.97
  4. Step 4: Simplify right side
    36,652.05x = 694,459,342.50
  5. Step 5: Solve for x
    x = 694,459,342.50/36,652.05
  6. Step 6: Final answer
    x = 18,947.35

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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.