Home / 37,789.86-56,706.70-19,071.36

Finding the Fourth Proportional to 37,789.86, 56,706.70 and 19,071.36

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Solution

The fourth proportional to 37,789.86, 56,706.70 and 19,071.36 is: 28,618.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,789.86 : 56,706.70 = 19,071.36 : x
  2. Step 2: Convert to fraction form
    37,789.86/56,706.70 = 19,071.36/x
  3. Step 3: Cross multiply
    37,789.86x = 56,706.70 × 19,071.36
  4. Step 4: Simplify right side
    37,789.86x = 1,081,473,794.76
  5. Step 5: Solve for x
    x = 1,081,473,794.76/37,789.86
  6. Step 6: Final answer
    x = 28,618.09

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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.