Home / 14,501.30-20,027.61-11,678.04

Finding the Fourth Proportional to 14,501.30, 20,027.61 and 11,678.04

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Solution

The fourth proportional to 14,501.30, 20,027.61 and 11,678.04 is: 16,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.30 : 20,027.61 = 11,678.04 : x
  2. Step 2: Convert to fraction form
    14,501.30/20,027.61 = 11,678.04/x
  3. Step 3: Cross multiply
    14,501.30x = 20,027.61 × 11,678.04
  4. Step 4: Simplify right side
    14,501.30x = 233,883,230.68
  5. Step 5: Solve for x
    x = 233,883,230.68/14,501.30
  6. Step 6: Final answer
    x = 16,128.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.