Home / 36,989.33-55,489.52-13,613.99

Finding the Fourth Proportional to 36,989.33, 55,489.52 and 13,613.99

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Solution

The fourth proportional to 36,989.33, 55,489.52 and 13,613.99 is: 20,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,989.33 : 55,489.52 = 13,613.99 : x
  2. Step 2: Convert to fraction form
    36,989.33/55,489.52 = 13,613.99/x
  3. Step 3: Cross multiply
    36,989.33x = 55,489.52 × 13,613.99
  4. Step 4: Simplify right side
    36,989.33x = 755,433,526.97
  5. Step 5: Solve for x
    x = 755,433,526.97/36,989.33
  6. Step 6: Final answer
    x = 20,423.01

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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.