Home / 14,577.03-21,860.18-5,214.51

Finding the Fourth Proportional to 14,577.03, 21,860.18 and 5,214.51

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Solution

The fourth proportional to 14,577.03, 21,860.18 and 5,214.51 is: 7,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.03 : 21,860.18 = 5,214.51 : x
  2. Step 2: Convert to fraction form
    14,577.03/21,860.18 = 5,214.51/x
  3. Step 3: Cross multiply
    14,577.03x = 21,860.18 × 5,214.51
  4. Step 4: Simplify right side
    14,577.03x = 113,990,101.14
  5. Step 5: Solve for x
    x = 113,990,101.14/14,577.03
  6. Step 6: Final answer
    x = 7,819.84

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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.