Home / 55,676.55-83,514.79-13,556.62

Finding the Fourth Proportional to 55,676.55, 83,514.79 and 13,556.62

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Solution

The fourth proportional to 55,676.55, 83,514.79 and 13,556.62 is: 20,334.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,676.55 : 83,514.79 = 13,556.62 : x
  2. Step 2: Convert to fraction form
    55,676.55/83,514.79 = 13,556.62/x
  3. Step 3: Cross multiply
    55,676.55x = 83,514.79 × 13,556.62
  4. Step 4: Simplify right side
    55,676.55x = 1,132,178,272.41
  5. Step 5: Solve for x
    x = 1,132,178,272.41/55,676.55
  6. Step 6: Final answer
    x = 20,334.92

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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.