Home / 14,590.36-21,897-10,179.12

Finding the Fourth Proportional to 14,590.36, 21,897 and 10,179.12

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Solution

The fourth proportional to 14,590.36, 21,897 and 10,179.12 is: 15,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.36 : 21,897 = 10,179.12 : x
  2. Step 2: Convert to fraction form
    14,590.36/21,897 = 10,179.12/x
  3. Step 3: Cross multiply
    14,590.36x = 21,897 × 10,179.12
  4. Step 4: Simplify right side
    14,590.36x = 222,892,190.64
  5. Step 5: Solve for x
    x = 222,892,190.64/14,590.36
  6. Step 6: Final answer
    x = 15,276.68

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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.