Home / 43,169.28-64,749.24-11,582.52

Finding the Fourth Proportional to 43,169.28, 64,749.24 and 11,582.52

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Solution

The fourth proportional to 43,169.28, 64,749.24 and 11,582.52 is: 17,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,169.28 : 64,749.24 = 11,582.52 : x
  2. Step 2: Convert to fraction form
    43,169.28/64,749.24 = 11,582.52/x
  3. Step 3: Cross multiply
    43,169.28x = 64,749.24 × 11,582.52
  4. Step 4: Simplify right side
    43,169.28x = 749,959,367.28
  5. Step 5: Solve for x
    x = 749,959,367.28/43,169.28
  6. Step 6: Final answer
    x = 17,372.52

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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.