Home / 43,262.16-64,879.84-18,301.76

Finding the Fourth Proportional to 43,262.16, 64,879.84 and 18,301.76

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Solution

The fourth proportional to 43,262.16, 64,879.84 and 18,301.76 is: 27,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,262.16 : 64,879.84 = 18,301.76 : x
  2. Step 2: Convert to fraction form
    43,262.16/64,879.84 = 18,301.76/x
  3. Step 3: Cross multiply
    43,262.16x = 64,879.84 × 18,301.76
  4. Step 4: Simplify right side
    43,262.16x = 1,187,415,260.52
  5. Step 5: Solve for x
    x = 1,187,415,260.52/43,262.16
  6. Step 6: Final answer
    x = 27,446.97

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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.