Home / 36,521.96-50,406.49-21,206.13

Finding the Fourth Proportional to 36,521.96, 50,406.49 and 21,206.13

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Solution

The fourth proportional to 36,521.96, 50,406.49 and 21,206.13 is: 29,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.96 : 50,406.49 = 21,206.13 : x
  2. Step 2: Convert to fraction form
    36,521.96/50,406.49 = 21,206.13/x
  3. Step 3: Cross multiply
    36,521.96x = 50,406.49 × 21,206.13
  4. Step 4: Simplify right side
    36,521.96x = 1,068,926,579.78
  5. Step 5: Solve for x
    x = 1,068,926,579.78/36,521.96
  6. Step 6: Final answer
    x = 29,268.05

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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.