Home / 48,799.71-73,147.73-19,213.47

Finding the Fourth Proportional to 48,799.71, 73,147.73 and 19,213.47

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Solution

The fourth proportional to 48,799.71, 73,147.73 and 19,213.47 is: 28,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,799.71 : 73,147.73 = 19,213.47 : x
  2. Step 2: Convert to fraction form
    48,799.71/73,147.73 = 19,213.47/x
  3. Step 3: Cross multiply
    48,799.71x = 73,147.73 × 19,213.47
  4. Step 4: Simplify right side
    48,799.71x = 1,405,421,619.86
  5. Step 5: Solve for x
    x = 1,405,421,619.86/48,799.71
  6. Step 6: Final answer
    x = 28,799.79

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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.