Home / 25,306.30-37,928.66-17,912.90

Finding the Fourth Proportional to 25,306.30, 37,928.66 and 17,912.90

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Solution

The fourth proportional to 25,306.30, 37,928.66 and 17,912.90 is: 26,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.30 : 37,928.66 = 17,912.90 : x
  2. Step 2: Convert to fraction form
    25,306.30/37,928.66 = 17,912.90/x
  3. Step 3: Cross multiply
    25,306.30x = 37,928.66 × 17,912.90
  4. Step 4: Simplify right side
    25,306.30x = 679,412,293.71
  5. Step 5: Solve for x
    x = 679,412,293.71/25,306.30
  6. Step 6: Final answer
    x = 26,847.56

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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.