Home / 14,645.56-21,970.54-4,255.96

Finding the Fourth Proportional to 14,645.56, 21,970.54 and 4,255.96

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Solution

The fourth proportional to 14,645.56, 21,970.54 and 4,255.96 is: 6,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.56 : 21,970.54 = 4,255.96 : x
  2. Step 2: Convert to fraction form
    14,645.56/21,970.54 = 4,255.96/x
  3. Step 3: Cross multiply
    14,645.56x = 21,970.54 × 4,255.96
  4. Step 4: Simplify right side
    14,645.56x = 93,505,739.42
  5. Step 5: Solve for x
    x = 93,505,739.42/14,645.56
  6. Step 6: Final answer
    x = 6,384.58

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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.