Home / 37,380.92-51,583.06-21,030.59

Finding the Fourth Proportional to 37,380.92, 51,583.06 and 21,030.59

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Solution

The fourth proportional to 37,380.92, 51,583.06 and 21,030.59 is: 29,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.92 : 51,583.06 = 21,030.59 : x
  2. Step 2: Convert to fraction form
    37,380.92/51,583.06 = 21,030.59/x
  3. Step 3: Cross multiply
    37,380.92x = 51,583.06 × 21,030.59
  4. Step 4: Simplify right side
    37,380.92x = 1,084,822,185.81
  5. Step 5: Solve for x
    x = 1,084,822,185.81/37,380.92
  6. Step 6: Final answer
    x = 29,020.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.