Home / 36,613.50-54,920.70-11,653.45

Finding the Fourth Proportional to 36,613.50, 54,920.70 and 11,653.45

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Solution

The fourth proportional to 36,613.50, 54,920.70 and 11,653.45 is: 17,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,613.50 : 54,920.70 = 11,653.45 : x
  2. Step 2: Convert to fraction form
    36,613.50/54,920.70 = 11,653.45/x
  3. Step 3: Cross multiply
    36,613.50x = 54,920.70 × 11,653.45
  4. Step 4: Simplify right side
    36,613.50x = 640,015,356.81
  5. Step 5: Solve for x
    x = 640,015,356.81/36,613.50
  6. Step 6: Final answer
    x = 17,480.31

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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.