Home / 37,166.30-55,719.72-19,388.05

Finding the Fourth Proportional to 37,166.30, 55,719.72 and 19,388.05

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Solution

The fourth proportional to 37,166.30, 55,719.72 and 19,388.05 is: 29,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.30 : 55,719.72 = 19,388.05 : x
  2. Step 2: Convert to fraction form
    37,166.30/55,719.72 = 19,388.05/x
  3. Step 3: Cross multiply
    37,166.30x = 55,719.72 × 19,388.05
  4. Step 4: Simplify right side
    37,166.30x = 1,080,296,717.35
  5. Step 5: Solve for x
    x = 1,080,296,717.35/37,166.30
  6. Step 6: Final answer
    x = 29,066.57

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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.