Home / 43,243.20-64,774.56-22,403.52

Finding the Fourth Proportional to 43,243.20, 64,774.56 and 22,403.52

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Solution

The fourth proportional to 43,243.20, 64,774.56 and 22,403.52 is: 33,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,243.20 : 64,774.56 = 22,403.52 : x
  2. Step 2: Convert to fraction form
    43,243.20/64,774.56 = 22,403.52/x
  3. Step 3: Cross multiply
    43,243.20x = 64,774.56 × 22,403.52
  4. Step 4: Simplify right side
    43,243.20x = 1,451,178,150.45
  5. Step 5: Solve for x
    x = 1,451,178,150.45/43,243.20
  6. Step 6: Final answer
    x = 33,558.53

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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.