Home / 43,216.56-64,824.90-28,491.24

Finding the Fourth Proportional to 43,216.56, 64,824.90 and 28,491.24

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Solution

The fourth proportional to 43,216.56, 64,824.90 and 28,491.24 is: 42,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,216.56 : 64,824.90 = 28,491.24 : x
  2. Step 2: Convert to fraction form
    43,216.56/64,824.90 = 28,491.24/x
  3. Step 3: Cross multiply
    43,216.56x = 64,824.90 × 28,491.24
  4. Step 4: Simplify right side
    43,216.56x = 1,846,941,783.88
  5. Step 5: Solve for x
    x = 1,846,941,783.88/43,216.56
  6. Step 6: Final answer
    x = 42,736.90

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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.