Home / 37,669.25-56,514.31-30,631.87

Finding the Fourth Proportional to 37,669.25, 56,514.31 and 30,631.87

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Solution

The fourth proportional to 37,669.25, 56,514.31 and 30,631.87 is: 45,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.25 : 56,514.31 = 30,631.87 : x
  2. Step 2: Convert to fraction form
    37,669.25/56,514.31 = 30,631.87/x
  3. Step 3: Cross multiply
    37,669.25x = 56,514.31 × 30,631.87
  4. Step 4: Simplify right side
    37,669.25x = 1,731,138,991.12
  5. Step 5: Solve for x
    x = 1,731,138,991.12/37,669.25
  6. Step 6: Final answer
    x = 45,956.29

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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.