Home / 14,173.47-21,247.06-6,271.78

Finding the Fourth Proportional to 14,173.47, 21,247.06 and 6,271.78

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Solution

The fourth proportional to 14,173.47, 21,247.06 and 6,271.78 is: 9,401.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.47 : 21,247.06 = 6,271.78 : x
  2. Step 2: Convert to fraction form
    14,173.47/21,247.06 = 6,271.78/x
  3. Step 3: Cross multiply
    14,173.47x = 21,247.06 × 6,271.78
  4. Step 4: Simplify right side
    14,173.47x = 133,256,885.97
  5. Step 5: Solve for x
    x = 133,256,885.97/14,173.47
  6. Step 6: Final answer
    x = 9,401.85

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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.