Home / 38,027.28-52,474.72-21,257.04

Finding the Fourth Proportional to 38,027.28, 52,474.72 and 21,257.04

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Solution

The fourth proportional to 38,027.28, 52,474.72 and 21,257.04 is: 29,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,027.28 : 52,474.72 = 21,257.04 : x
  2. Step 2: Convert to fraction form
    38,027.28/52,474.72 = 21,257.04/x
  3. Step 3: Cross multiply
    38,027.28x = 52,474.72 × 21,257.04
  4. Step 4: Simplify right side
    38,027.28x = 1,115,457,222.03
  5. Step 5: Solve for x
    x = 1,115,457,222.03/38,027.28
  6. Step 6: Final answer
    x = 29,333.08

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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.