Home / 43,082.56-64,577.76-19,673.92

Finding the Fourth Proportional to 43,082.56, 64,577.76 and 19,673.92

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Solution

The fourth proportional to 43,082.56, 64,577.76 and 19,673.92 is: 29,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082.56 : 64,577.76 = 19,673.92 : x
  2. Step 2: Convert to fraction form
    43,082.56/64,577.76 = 19,673.92/x
  3. Step 3: Cross multiply
    43,082.56x = 64,577.76 × 19,673.92
  4. Step 4: Simplify right side
    43,082.56x = 1,270,497,684.02
  5. Step 5: Solve for x
    x = 1,270,497,684.02/43,082.56
  6. Step 6: Final answer
    x = 29,489.84

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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.