Home / 43,496.96-65,231.76-18,536.48

Finding the Fourth Proportional to 43,496.96, 65,231.76 and 18,536.48

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Solution

The fourth proportional to 43,496.96, 65,231.76 and 18,536.48 is: 27,798.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,496.96 : 65,231.76 = 18,536.48 : x
  2. Step 2: Convert to fraction form
    43,496.96/65,231.76 = 18,536.48/x
  3. Step 3: Cross multiply
    43,496.96x = 65,231.76 × 18,536.48
  4. Step 4: Simplify right side
    43,496.96x = 1,209,167,214.60
  5. Step 5: Solve for x
    x = 1,209,167,214.60/43,496.96
  6. Step 6: Final answer
    x = 27,798.89

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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.