Home / 16,126.96-22,254.13-8,956.30

Finding the Fourth Proportional to 16,126.96, 22,254.13 and 8,956.30

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Solution

The fourth proportional to 16,126.96, 22,254.13 and 8,956.30 is: 12,359.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,126.96 : 22,254.13 = 8,956.30 : x
  2. Step 2: Convert to fraction form
    16,126.96/22,254.13 = 8,956.30/x
  3. Step 3: Cross multiply
    16,126.96x = 22,254.13 × 8,956.30
  4. Step 4: Simplify right side
    16,126.96x = 199,314,586.62
  5. Step 5: Solve for x
    x = 199,314,586.62/16,126.96
  6. Step 6: Final answer
    x = 12,359.09

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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.