Home / 16,271.40-22,451.22-9,558.12

Finding the Fourth Proportional to 16,271.40, 22,451.22 and 9,558.12

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Solution

The fourth proportional to 16,271.40, 22,451.22 and 9,558.12 is: 13,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,271.40 : 22,451.22 = 9,558.12 : x
  2. Step 2: Convert to fraction form
    16,271.40/22,451.22 = 9,558.12/x
  3. Step 3: Cross multiply
    16,271.40x = 22,451.22 × 9,558.12
  4. Step 4: Simplify right side
    16,271.40x = 214,591,454.91
  5. Step 5: Solve for x
    x = 214,591,454.91/16,271.40
  6. Step 6: Final answer
    x = 13,188.26

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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.