Home / 43,259.91-64,898.51-18,299.85

Finding the Fourth Proportional to 43,259.91, 64,898.51 and 18,299.85

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Solution

The fourth proportional to 43,259.91, 64,898.51 and 18,299.85 is: 27,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,259.91 : 64,898.51 = 18,299.85 : x
  2. Step 2: Convert to fraction form
    43,259.91/64,898.51 = 18,299.85/x
  3. Step 3: Cross multiply
    43,259.91x = 64,898.51 × 18,299.85
  4. Step 4: Simplify right side
    43,259.91x = 1,187,632,582.23
  5. Step 5: Solve for x
    x = 1,187,632,582.23/43,259.91
  6. Step 6: Final answer
    x = 27,453.43

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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.