Home / 43,096.20-64,643.72-16,819.40

Finding the Fourth Proportional to 43,096.20, 64,643.72 and 16,819.40

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Solution

The fourth proportional to 43,096.20, 64,643.72 and 16,819.40 is: 25,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,096.20 : 64,643.72 = 16,819.40 : x
  2. Step 2: Convert to fraction form
    43,096.20/64,643.72 = 16,819.40/x
  3. Step 3: Cross multiply
    43,096.20x = 64,643.72 × 16,819.40
  4. Step 4: Simplify right side
    43,096.20x = 1,087,268,584.17
  5. Step 5: Solve for x
    x = 1,087,268,584.17/43,096.20
  6. Step 6: Final answer
    x = 25,228.87

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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.