Home / 55,180.04-82,768.53-17,739.81

Finding the Fourth Proportional to 55,180.04, 82,768.53 and 17,739.81

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Solution

The fourth proportional to 55,180.04, 82,768.53 and 17,739.81 is: 26,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,180.04 : 82,768.53 = 17,739.81 : x
  2. Step 2: Convert to fraction form
    55,180.04/82,768.53 = 17,739.81/x
  3. Step 3: Cross multiply
    55,180.04x = 82,768.53 × 17,739.81
  4. Step 4: Simplify right side
    55,180.04x = 1,468,298,062.70
  5. Step 5: Solve for x
    x = 1,468,298,062.70/55,180.04
  6. Step 6: Final answer
    x = 26,609.23

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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.