Home / 55,784.07-83,658.33-18,335.48

Finding the Fourth Proportional to 55,784.07, 83,658.33 and 18,335.48

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Solution

The fourth proportional to 55,784.07, 83,658.33 and 18,335.48 is: 27,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,784.07 : 83,658.33 = 18,335.48 : x
  2. Step 2: Convert to fraction form
    55,784.07/83,658.33 = 18,335.48/x
  3. Step 3: Cross multiply
    55,784.07x = 83,658.33 × 18,335.48
  4. Step 4: Simplify right side
    55,784.07x = 1,533,915,218.26
  5. Step 5: Solve for x
    x = 1,533,915,218.26/55,784.07
  6. Step 6: Final answer
    x = 27,497.37

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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.