Home / 56,467.88-84,680.24-19,017.89

Finding the Fourth Proportional to 56,467.88, 84,680.24 and 19,017.89

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Solution

The fourth proportional to 56,467.88, 84,680.24 and 19,017.89 is: 28,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.88 : 84,680.24 = 19,017.89 : x
  2. Step 2: Convert to fraction form
    56,467.88/84,680.24 = 19,017.89/x
  3. Step 3: Cross multiply
    56,467.88x = 84,680.24 × 19,017.89
  4. Step 4: Simplify right side
    56,467.88x = 1,610,439,288.55
  5. Step 5: Solve for x
    x = 1,610,439,288.55/56,467.88
  6. Step 6: Final answer
    x = 28,519.56

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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.