Home / 38,235.80-52,773.84-21,245.88

Finding the Fourth Proportional to 38,235.80, 52,773.84 and 21,245.88

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Solution

The fourth proportional to 38,235.80, 52,773.84 and 21,245.88 is: 29,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235.80 : 52,773.84 = 21,245.88 : x
  2. Step 2: Convert to fraction form
    38,235.80/52,773.84 = 21,245.88/x
  3. Step 3: Cross multiply
    38,235.80x = 52,773.84 × 21,245.88
  4. Step 4: Simplify right side
    38,235.80x = 1,121,226,671.78
  5. Step 5: Solve for x
    x = 1,121,226,671.78/38,235.80
  6. Step 6: Final answer
    x = 29,324.00

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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.