Home / 36,635.64-50,557.75-21,530.30

Finding the Fourth Proportional to 36,635.64, 50,557.75 and 21,530.30

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Solution

The fourth proportional to 36,635.64, 50,557.75 and 21,530.30 is: 29,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.64 : 50,557.75 = 21,530.30 : x
  2. Step 2: Convert to fraction form
    36,635.64/50,557.75 = 21,530.30/x
  3. Step 3: Cross multiply
    36,635.64x = 50,557.75 × 21,530.30
  4. Step 4: Simplify right side
    36,635.64x = 1,088,523,524.83
  5. Step 5: Solve for x
    x = 1,088,523,524.83/36,635.64
  6. Step 6: Final answer
    x = 29,712.15

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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.