Home / 29,279.70-43,944.21-12,652.34

Finding the Fourth Proportional to 29,279.70, 43,944.21 and 12,652.34

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Solution

The fourth proportional to 29,279.70, 43,944.21 and 12,652.34 is: 18,989.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,279.70 : 43,944.21 = 12,652.34 : x
  2. Step 2: Convert to fraction form
    29,279.70/43,944.21 = 12,652.34/x
  3. Step 3: Cross multiply
    29,279.70x = 43,944.21 × 12,652.34
  4. Step 4: Simplify right side
    29,279.70x = 555,996,866.23
  5. Step 5: Solve for x
    x = 555,996,866.23/29,279.70
  6. Step 6: Final answer
    x = 18,989.16

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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.