Home / 28,999.13-40,018.11-17,063.24

Finding the Fourth Proportional to 28,999.13, 40,018.11 and 17,063.24

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Solution

The fourth proportional to 28,999.13, 40,018.11 and 17,063.24 is: 23,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999.13 : 40,018.11 = 17,063.24 : x
  2. Step 2: Convert to fraction form
    28,999.13/40,018.11 = 17,063.24/x
  3. Step 3: Cross multiply
    28,999.13x = 40,018.11 × 17,063.24
  4. Step 4: Simplify right side
    28,999.13x = 682,838,447.18
  5. Step 5: Solve for x
    x = 682,838,447.18/28,999.13
  6. Step 6: Final answer
    x = 23,546.86

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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.