Home / 38,362.38-52,936.31-21,366.05

Finding the Fourth Proportional to 38,362.38, 52,936.31 and 21,366.05

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Solution

The fourth proportional to 38,362.38, 52,936.31 and 21,366.05 is: 29,483.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362.38 : 52,936.31 = 21,366.05 : x
  2. Step 2: Convert to fraction form
    38,362.38/52,936.31 = 21,366.05/x
  3. Step 3: Cross multiply
    38,362.38x = 52,936.31 × 21,366.05
  4. Step 4: Simplify right side
    38,362.38x = 1,131,039,474.76
  5. Step 5: Solve for x
    x = 1,131,039,474.76/38,362.38
  6. Step 6: Final answer
    x = 29,483.04

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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.