Home / 36,554.04-50,441.76-20,640.08

Finding the Fourth Proportional to 36,554.04, 50,441.76 and 20,640.08

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Solution

The fourth proportional to 36,554.04, 50,441.76 and 20,640.08 is: 28,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,554.04 : 50,441.76 = 20,640.08 : x
  2. Step 2: Convert to fraction form
    36,554.04/50,441.76 = 20,640.08/x
  3. Step 3: Cross multiply
    36,554.04x = 50,441.76 × 20,640.08
  4. Step 4: Simplify right side
    36,554.04x = 1,041,121,961.74
  5. Step 5: Solve for x
    x = 1,041,121,961.74/36,554.04
  6. Step 6: Final answer
    x = 28,481.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.