Home / 38,184.72-52,694.44-21,188.96

Finding the Fourth Proportional to 38,184.72, 52,694.44 and 21,188.96

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Solution

The fourth proportional to 38,184.72, 52,694.44 and 21,188.96 is: 29,240.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.72 : 52,694.44 = 21,188.96 : x
  2. Step 2: Convert to fraction form
    38,184.72/52,694.44 = 21,188.96/x
  3. Step 3: Cross multiply
    38,184.72x = 52,694.44 × 21,188.96
  4. Step 4: Simplify right side
    38,184.72x = 1,116,540,381.38
  5. Step 5: Solve for x
    x = 1,116,540,381.38/38,184.72
  6. Step 6: Final answer
    x = 29,240.50

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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.