Home / 16,271.28-22,447.70-10,967.80

Finding the Fourth Proportional to 16,271.28, 22,447.70 and 10,967.80

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Solution

The fourth proportional to 16,271.28, 22,447.70 and 10,967.80 is: 15,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,271.28 : 22,447.70 = 10,967.80 : x
  2. Step 2: Convert to fraction form
    16,271.28/22,447.70 = 10,967.80/x
  3. Step 3: Cross multiply
    16,271.28x = 22,447.70 × 10,967.80
  4. Step 4: Simplify right side
    16,271.28x = 246,201,884.06
  5. Step 5: Solve for x
    x = 246,201,884.06/16,271.28
  6. Step 6: Final answer
    x = 15,131.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.