Home / 43,133.01-64,672.73-18,160.20

Finding the Fourth Proportional to 43,133.01, 64,672.73 and 18,160.20

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Solution

The fourth proportional to 43,133.01, 64,672.73 and 18,160.20 is: 27,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,133.01 : 64,672.73 = 18,160.20 : x
  2. Step 2: Convert to fraction form
    43,133.01/64,672.73 = 18,160.20/x
  3. Step 3: Cross multiply
    43,133.01x = 64,672.73 × 18,160.20
  4. Step 4: Simplify right side
    43,133.01x = 1,174,469,688.65
  5. Step 5: Solve for x
    x = 1,174,469,688.65/43,133.01
  6. Step 6: Final answer
    x = 27,229.02

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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.