Home / 14,549.84-21,819.96-4,686.80

Finding the Fourth Proportional to 14,549.84, 21,819.96 and 4,686.80

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Solution

The fourth proportional to 14,549.84, 21,819.96 and 4,686.80 is: 7,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.84 : 21,819.96 = 4,686.80 : x
  2. Step 2: Convert to fraction form
    14,549.84/21,819.96 = 4,686.80/x
  3. Step 3: Cross multiply
    14,549.84x = 21,819.96 × 4,686.80
  4. Step 4: Simplify right side
    14,549.84x = 102,265,788.53
  5. Step 5: Solve for x
    x = 102,265,788.53/14,549.84
  6. Step 6: Final answer
    x = 7,028.65

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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.