Home / 14,430.82-21,648.39-5,069.19

Finding the Fourth Proportional to 14,430.82, 21,648.39 and 5,069.19

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Solution

The fourth proportional to 14,430.82, 21,648.39 and 5,069.19 is: 7,604.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.82 : 21,648.39 = 5,069.19 : x
  2. Step 2: Convert to fraction form
    14,430.82/21,648.39 = 5,069.19/x
  3. Step 3: Cross multiply
    14,430.82x = 21,648.39 × 5,069.19
  4. Step 4: Simplify right side
    14,430.82x = 109,739,802.10
  5. Step 5: Solve for x
    x = 109,739,802.10/14,430.82
  6. Step 6: Final answer
    x = 7,604.54

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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.