Home / 13,967.04-20,900.28-10,260

Finding the Fourth Proportional to 13,967.04, 20,900.28 and 10,260

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Solution

The fourth proportional to 13,967.04, 20,900.28 and 10,260 is: 15,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.04 : 20,900.28 = 10,260 : x
  2. Step 2: Convert to fraction form
    13,967.04/20,900.28 = 10,260/x
  3. Step 3: Cross multiply
    13,967.04x = 20,900.28 × 10,260
  4. Step 4: Simplify right side
    13,967.04x = 214,436,872.80
  5. Step 5: Solve for x
    x = 214,436,872.80/13,967.04
  6. Step 6: Final answer
    x = 15,353.06

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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.