Home / 55,998.12-84,001.74-18,556.68

Finding the Fourth Proportional to 55,998.12, 84,001.74 and 18,556.68

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Solution

The fourth proportional to 55,998.12, 84,001.74 and 18,556.68 is: 27,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,998.12 : 84,001.74 = 18,556.68 : x
  2. Step 2: Convert to fraction form
    55,998.12/84,001.74 = 18,556.68/x
  3. Step 3: Cross multiply
    55,998.12x = 84,001.74 × 18,556.68
  4. Step 4: Simplify right side
    55,998.12x = 1,558,793,408.62
  5. Step 5: Solve for x
    x = 1,558,793,408.62/55,998.12
  6. Step 6: Final answer
    x = 27,836.53

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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.