Home / 55,571.16-83,365.40-18,626.52

Finding the Fourth Proportional to 55,571.16, 83,365.40 and 18,626.52

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Solution

The fourth proportional to 55,571.16, 83,365.40 and 18,626.52 is: 27,942.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.16 : 83,365.40 = 18,626.52 : x
  2. Step 2: Convert to fraction form
    55,571.16/83,365.40 = 18,626.52/x
  3. Step 3: Cross multiply
    55,571.16x = 83,365.40 × 18,626.52
  4. Step 4: Simplify right side
    55,571.16x = 1,552,807,290.41
  5. Step 5: Solve for x
    x = 1,552,807,290.41/55,571.16
  6. Step 6: Final answer
    x = 27,942.68

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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.