Home / 55,664.89-83,508.98-18,222.03

Finding the Fourth Proportional to 55,664.89, 83,508.98 and 18,222.03

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Solution

The fourth proportional to 55,664.89, 83,508.98 and 18,222.03 is: 27,336.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,664.89 : 83,508.98 = 18,222.03 : x
  2. Step 2: Convert to fraction form
    55,664.89/83,508.98 = 18,222.03/x
  3. Step 3: Cross multiply
    55,664.89x = 83,508.98 × 18,222.03
  4. Step 4: Simplify right side
    55,664.89x = 1,521,703,047.72
  5. Step 5: Solve for x
    x = 1,521,703,047.72/55,664.89
  6. Step 6: Final answer
    x = 27,336.86

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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.