Home / 14,418.92-21,628.56-4,559.06

Finding the Fourth Proportional to 14,418.92, 21,628.56 and 4,559.06

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Solution

The fourth proportional to 14,418.92, 21,628.56 and 4,559.06 is: 6,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.92 : 21,628.56 = 4,559.06 : x
  2. Step 2: Convert to fraction form
    14,418.92/21,628.56 = 4,559.06/x
  3. Step 3: Cross multiply
    14,418.92x = 21,628.56 × 4,559.06
  4. Step 4: Simplify right side
    14,418.92x = 98,605,973.92
  5. Step 5: Solve for x
    x = 98,605,973.92/14,418.92
  6. Step 6: Final answer
    x = 6,838.65

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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.