Home / 43,082.43-64,623.66-13,502.56

Finding the Fourth Proportional to 43,082.43, 64,623.66 and 13,502.56

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Solution

The fourth proportional to 43,082.43, 64,623.66 and 13,502.56 is: 20,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082.43 : 64,623.66 = 13,502.56 : x
  2. Step 2: Convert to fraction form
    43,082.43/64,623.66 = 13,502.56/x
  3. Step 3: Cross multiply
    43,082.43x = 64,623.66 × 13,502.56
  4. Step 4: Simplify right side
    43,082.43x = 872,584,846.57
  5. Step 5: Solve for x
    x = 872,584,846.57/43,082.43
  6. Step 6: Final answer
    x = 20,253.84

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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.