Home / 14,509.56-21,764.34-4,119.96

Finding the Fourth Proportional to 14,509.56, 21,764.34 and 4,119.96

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Solution

The fourth proportional to 14,509.56, 21,764.34 and 4,119.96 is: 6,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.56 : 21,764.34 = 4,119.96 : x
  2. Step 2: Convert to fraction form
    14,509.56/21,764.34 = 4,119.96/x
  3. Step 3: Cross multiply
    14,509.56x = 21,764.34 × 4,119.96
  4. Step 4: Simplify right side
    14,509.56x = 89,668,210.23
  5. Step 5: Solve for x
    x = 89,668,210.23/14,509.56
  6. Step 6: Final answer
    x = 6,179.94

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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.