Home / 37,646.62-56,458.42-12,679.98

Finding the Fourth Proportional to 37,646.62, 56,458.42 and 12,679.98

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Solution

The fourth proportional to 37,646.62, 56,458.42 and 12,679.98 is: 19,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,646.62 : 56,458.42 = 12,679.98 : x
  2. Step 2: Convert to fraction form
    37,646.62/56,458.42 = 12,679.98/x
  3. Step 3: Cross multiply
    37,646.62x = 56,458.42 × 12,679.98
  4. Step 4: Simplify right side
    37,646.62x = 715,891,393.01
  5. Step 5: Solve for x
    x = 715,891,393.01/37,646.62
  6. Step 6: Final answer
    x = 19,016.09

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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.