Home / 55,676.48-83,528.36-18,238.56

Finding the Fourth Proportional to 55,676.48, 83,528.36 and 18,238.56

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Solution

The fourth proportional to 55,676.48, 83,528.36 and 18,238.56 is: 27,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,676.48 : 83,528.36 = 18,238.56 : x
  2. Step 2: Convert to fraction form
    55,676.48/83,528.36 = 18,238.56/x
  3. Step 3: Cross multiply
    55,676.48x = 83,528.36 × 18,238.56
  4. Step 4: Simplify right side
    55,676.48x = 1,523,437,005.56
  5. Step 5: Solve for x
    x = 1,523,437,005.56/55,676.48
  6. Step 6: Final answer
    x = 27,362.31

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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.