Home / 54,742.02-82,112.49-17,806.02

Finding the Fourth Proportional to 54,742.02, 82,112.49 and 17,806.02

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Solution

The fourth proportional to 54,742.02, 82,112.49 and 17,806.02 is: 26,708.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,742.02 : 82,112.49 = 17,806.02 : x
  2. Step 2: Convert to fraction form
    54,742.02/82,112.49 = 17,806.02/x
  3. Step 3: Cross multiply
    54,742.02x = 82,112.49 × 17,806.02
  4. Step 4: Simplify right side
    54,742.02x = 1,462,096,639.19
  5. Step 5: Solve for x
    x = 1,462,096,639.19/54,742.02
  6. Step 6: Final answer
    x = 26,708.85

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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.