Home / 38,977.23-58,474.50-18,189.39

Finding the Fourth Proportional to 38,977.23, 58,474.50 and 18,189.39

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Solution

The fourth proportional to 38,977.23, 58,474.50 and 18,189.39 is: 27,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,977.23 : 58,474.50 = 18,189.39 : x
  2. Step 2: Convert to fraction form
    38,977.23/58,474.50 = 18,189.39/x
  3. Step 3: Cross multiply
    38,977.23x = 58,474.50 × 18,189.39
  4. Step 4: Simplify right side
    38,977.23x = 1,063,615,485.56
  5. Step 5: Solve for x
    x = 1,063,615,485.56/38,977.23
  6. Step 6: Final answer
    x = 27,288.12

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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.