Home / 25,206.31-37,837.41-21,306.03

Finding the Fourth Proportional to 25,206.31, 37,837.41 and 21,306.03

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Solution

The fourth proportional to 25,206.31, 37,837.41 and 21,306.03 is: 31,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.31 : 37,837.41 = 21,306.03 : x
  2. Step 2: Convert to fraction form
    25,206.31/37,837.41 = 21,306.03/x
  3. Step 3: Cross multiply
    25,206.31x = 37,837.41 × 21,306.03
  4. Step 4: Simplify right side
    25,206.31x = 806,164,992.58
  5. Step 5: Solve for x
    x = 806,164,992.58/25,206.31
  6. Step 6: Final answer
    x = 31,982.67

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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.