Home / 49,384.44-74,080.44-21,305.16

Finding the Fourth Proportional to 49,384.44, 74,080.44 and 21,305.16

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Solution

The fourth proportional to 49,384.44, 74,080.44 and 21,305.16 is: 31,959.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,384.44 : 74,080.44 = 21,305.16 : x
  2. Step 2: Convert to fraction form
    49,384.44/74,080.44 = 21,305.16/x
  3. Step 3: Cross multiply
    49,384.44x = 74,080.44 × 21,305.16
  4. Step 4: Simplify right side
    49,384.44x = 1,578,295,627.07
  5. Step 5: Solve for x
    x = 1,578,295,627.07/49,384.44
  6. Step 6: Final answer
    x = 31,959.37

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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.