Home / 49,119.51-73,617.62-21,006.50

Finding the Fourth Proportional to 49,119.51, 73,617.62 and 21,006.50

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Solution

The fourth proportional to 49,119.51, 73,617.62 and 21,006.50 is: 31,483.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,119.51 : 73,617.62 = 21,006.50 : x
  2. Step 2: Convert to fraction form
    49,119.51/73,617.62 = 21,006.50/x
  3. Step 3: Cross multiply
    49,119.51x = 73,617.62 × 21,006.50
  4. Step 4: Simplify right side
    49,119.51x = 1,546,448,475.51
  5. Step 5: Solve for x
    x = 1,546,448,475.51/49,119.51
  6. Step 6: Final answer
    x = 31,483.38

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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.