Home / 14,231.63-21,346.58-4,370.99

Finding the Fourth Proportional to 14,231.63, 21,346.58 and 4,370.99

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Solution

The fourth proportional to 14,231.63, 21,346.58 and 4,370.99 is: 6,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.63 : 21,346.58 = 4,370.99 : x
  2. Step 2: Convert to fraction form
    14,231.63/21,346.58 = 4,370.99/x
  3. Step 3: Cross multiply
    14,231.63x = 21,346.58 × 4,370.99
  4. Step 4: Simplify right side
    14,231.63x = 93,305,559.13
  5. Step 5: Solve for x
    x = 93,305,559.13/14,231.63
  6. Step 6: Final answer
    x = 6,556.21

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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.