Home / 25,855.88-38,842.14-15,474.92

Finding the Fourth Proportional to 25,855.88, 38,842.14 and 15,474.92

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Solution

The fourth proportional to 25,855.88, 38,842.14 and 15,474.92 is: 23,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,855.88 : 38,842.14 = 15,474.92 : x
  2. Step 2: Convert to fraction form
    25,855.88/38,842.14 = 15,474.92/x
  3. Step 3: Cross multiply
    25,855.88x = 38,842.14 × 15,474.92
  4. Step 4: Simplify right side
    25,855.88x = 601,079,009.13
  5. Step 5: Solve for x
    x = 601,079,009.13/25,855.88
  6. Step 6: Final answer
    x = 23,247.28

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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.