Home / 54,783.22-82,187.12-17,345.53

Finding the Fourth Proportional to 54,783.22, 82,187.12 and 17,345.53

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Solution

The fourth proportional to 54,783.22, 82,187.12 and 17,345.53 is: 26,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,783.22 : 82,187.12 = 17,345.53 : x
  2. Step 2: Convert to fraction form
    54,783.22/82,187.12 = 17,345.53/x
  3. Step 3: Cross multiply
    54,783.22x = 82,187.12 × 17,345.53
  4. Step 4: Simplify right side
    54,783.22x = 1,425,579,155.57
  5. Step 5: Solve for x
    x = 1,425,579,155.57/54,783.22
  6. Step 6: Final answer
    x = 26,022.19

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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.