Home / 13,999.52-21,002.24-11,707.04

Finding the Fourth Proportional to 13,999.52, 21,002.24 and 11,707.04

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Solution

The fourth proportional to 13,999.52, 21,002.24 and 11,707.04 is: 17,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,999.52 : 21,002.24 = 11,707.04 : x
  2. Step 2: Convert to fraction form
    13,999.52/21,002.24 = 11,707.04/x
  3. Step 3: Cross multiply
    13,999.52x = 21,002.24 × 11,707.04
  4. Step 4: Simplify right side
    13,999.52x = 245,874,063.77
  5. Step 5: Solve for x
    x = 245,874,063.77/13,999.52
  6. Step 6: Final answer
    x = 17,563.04

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1.5x scale

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.