Home / 36,720.80-50,674.54-21,613.36

Finding the Fourth Proportional to 36,720.80, 50,674.54 and 21,613.36

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Solution

The fourth proportional to 36,720.80, 50,674.54 and 21,613.36 is: 29,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720.80 : 50,674.54 = 21,613.36 : x
  2. Step 2: Convert to fraction form
    36,720.80/50,674.54 = 21,613.36/x
  3. Step 3: Cross multiply
    36,720.80x = 50,674.54 × 21,613.36
  4. Step 4: Simplify right side
    36,720.80x = 1,095,247,075.85
  5. Step 5: Solve for x
    x = 1,095,247,075.85/36,720.80
  6. Step 6: Final answer
    x = 29,826.34

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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.