Home / 55,910.57-83,866.54-30,999.27

Finding the Fourth Proportional to 55,910.57, 83,866.54 and 30,999.27

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Solution

The fourth proportional to 55,910.57, 83,866.54 and 30,999.27 is: 46,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,910.57 : 83,866.54 = 30,999.27 : x
  2. Step 2: Convert to fraction form
    55,910.57/83,866.54 = 30,999.27/x
  3. Step 3: Cross multiply
    55,910.57x = 83,866.54 × 30,999.27
  4. Step 4: Simplify right side
    55,910.57x = 2,599,801,812.55
  5. Step 5: Solve for x
    x = 2,599,801,812.55/55,910.57
  6. Step 6: Final answer
    x = 46,499.29

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Similar ratio
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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.