Home / 36,484.68-50,345.88-21,375.36

Finding the Fourth Proportional to 36,484.68, 50,345.88 and 21,375.36

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Solution

The fourth proportional to 36,484.68, 50,345.88 and 21,375.36 is: 29,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,484.68 : 50,345.88 = 21,375.36 : x
  2. Step 2: Convert to fraction form
    36,484.68/50,345.88 = 21,375.36/x
  3. Step 3: Cross multiply
    36,484.68x = 50,345.88 × 21,375.36
  4. Step 4: Simplify right side
    36,484.68x = 1,076,161,309.52
  5. Step 5: Solve for x
    x = 1,076,161,309.52/36,484.68
  6. Step 6: Final answer
    x = 29,496.25

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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.