Home / 54,783.59-82,178.28-17,347.64

Finding the Fourth Proportional to 54,783.59, 82,178.28 and 17,347.64

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Solution

The fourth proportional to 54,783.59, 82,178.28 and 17,347.64 is: 26,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,783.59 : 82,178.28 = 17,347.64 : x
  2. Step 2: Convert to fraction form
    54,783.59/82,178.28 = 17,347.64/x
  3. Step 3: Cross multiply
    54,783.59x = 82,178.28 × 17,347.64
  4. Step 4: Simplify right side
    54,783.59x = 1,425,598,806.37
  5. Step 5: Solve for x
    x = 1,425,598,806.37/54,783.59
  6. Step 6: Final answer
    x = 26,022.37

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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.