Home / 36,829.01-50,821.76-21,722.31

Finding the Fourth Proportional to 36,829.01, 50,821.76 and 21,722.31

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Solution

The fourth proportional to 36,829.01, 50,821.76 and 21,722.31 is: 29,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,829.01 : 50,821.76 = 21,722.31 : x
  2. Step 2: Convert to fraction form
    36,829.01/50,821.76 = 21,722.31/x
  3. Step 3: Cross multiply
    36,829.01x = 50,821.76 × 21,722.31
  4. Step 4: Simplify right side
    36,829.01x = 1,103,966,079.77
  5. Step 5: Solve for x
    x = 1,103,966,079.77/36,829.01
  6. Step 6: Final answer
    x = 29,975.45

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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.