Home / 43,012.22-64,508.05-18,052.72

Finding the Fourth Proportional to 43,012.22, 64,508.05 and 18,052.72

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Solution

The fourth proportional to 43,012.22, 64,508.05 and 18,052.72 is: 27,074.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,012.22 : 64,508.05 = 18,052.72 : x
  2. Step 2: Convert to fraction form
    43,012.22/64,508.05 = 18,052.72/x
  3. Step 3: Cross multiply
    43,012.22x = 64,508.05 × 18,052.72
  4. Step 4: Simplify right side
    43,012.22x = 1,164,545,887.00
  5. Step 5: Solve for x
    x = 1,164,545,887.00/43,012.22
  6. Step 6: Final answer
    x = 27,074.77

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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.