Home / 55,644.36-83,429.47-28,924.68

Finding the Fourth Proportional to 55,644.36, 83,429.47 and 28,924.68

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Solution

The fourth proportional to 55,644.36, 83,429.47 and 28,924.68 is: 43,367.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,644.36 : 83,429.47 = 28,924.68 : x
  2. Step 2: Convert to fraction form
    55,644.36/83,429.47 = 28,924.68/x
  3. Step 3: Cross multiply
    55,644.36x = 83,429.47 × 28,924.68
  4. Step 4: Simplify right side
    55,644.36x = 2,413,170,722.32
  5. Step 5: Solve for x
    x = 2,413,170,722.32/55,644.36
  6. Step 6: Final answer
    x = 43,367.75

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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.