Home / 25,811.44-38,731.27-10,017.09

Finding the Fourth Proportional to 25,811.44, 38,731.27 and 10,017.09

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Solution

The fourth proportional to 25,811.44, 38,731.27 and 10,017.09 is: 15,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.44 : 38,731.27 = 10,017.09 : x
  2. Step 2: Convert to fraction form
    25,811.44/38,731.27 = 10,017.09/x
  3. Step 3: Cross multiply
    25,811.44x = 38,731.27 × 10,017.09
  4. Step 4: Simplify right side
    25,811.44x = 387,974,617.40
  5. Step 5: Solve for x
    x = 387,974,617.40/25,811.44
  6. Step 6: Final answer
    x = 15,031.11

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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.