Home / 36,668.34-55,013.58-15,331.42

Finding the Fourth Proportional to 36,668.34, 55,013.58 and 15,331.42

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Solution

The fourth proportional to 36,668.34, 55,013.58 and 15,331.42 is: 23,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668.34 : 55,013.58 = 15,331.42 : x
  2. Step 2: Convert to fraction form
    36,668.34/55,013.58 = 15,331.42/x
  3. Step 3: Cross multiply
    36,668.34x = 55,013.58 × 15,331.42
  4. Step 4: Simplify right side
    36,668.34x = 843,436,369.45
  5. Step 5: Solve for x
    x = 843,436,369.45/36,668.34
  6. Step 6: Final answer
    x = 23,001.76

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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.