Home / 55,212.89-82,832.54-17,776.46

Finding the Fourth Proportional to 55,212.89, 82,832.54 and 17,776.46

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Solution

The fourth proportional to 55,212.89, 82,832.54 and 17,776.46 is: 26,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,212.89 : 82,832.54 = 17,776.46 : x
  2. Step 2: Convert to fraction form
    55,212.89/82,832.54 = 17,776.46/x
  3. Step 3: Cross multiply
    55,212.89x = 82,832.54 × 17,776.46
  4. Step 4: Simplify right side
    55,212.89x = 1,472,469,334.01
  5. Step 5: Solve for x
    x = 1,472,469,334.01/55,212.89
  6. Step 6: Final answer
    x = 26,668.94

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1.5x scale

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.