Home / 25,943.94-38,921.70-7,474.50

Finding the Fourth Proportional to 25,943.94, 38,921.70 and 7,474.50

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Solution

The fourth proportional to 25,943.94, 38,921.70 and 7,474.50 is: 11,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.94 : 38,921.70 = 7,474.50 : x
  2. Step 2: Convert to fraction form
    25,943.94/38,921.70 = 7,474.50/x
  3. Step 3: Cross multiply
    25,943.94x = 38,921.70 × 7,474.50
  4. Step 4: Simplify right side
    25,943.94x = 290,920,246.65
  5. Step 5: Solve for x
    x = 290,920,246.65/25,943.94
  6. Step 6: Final answer
    x = 11,213.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.