Home / 14,543.84-21,819.36-4,684.22

Finding the Fourth Proportional to 14,543.84, 21,819.36 and 4,684.22

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Solution

The fourth proportional to 14,543.84, 21,819.36 and 4,684.22 is: 7,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.84 : 21,819.36 = 4,684.22 : x
  2. Step 2: Convert to fraction form
    14,543.84/21,819.36 = 4,684.22/x
  3. Step 3: Cross multiply
    14,543.84x = 21,819.36 × 4,684.22
  4. Step 4: Simplify right side
    14,543.84x = 102,206,682.50
  5. Step 5: Solve for x
    x = 102,206,682.50/14,543.84
  6. Step 6: Final answer
    x = 7,027.49

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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.