Home / 16,133.60-22,263.75-8,963.88

Finding the Fourth Proportional to 16,133.60, 22,263.75 and 8,963.88

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Solution

The fourth proportional to 16,133.60, 22,263.75 and 8,963.88 is: 12,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,133.60 : 22,263.75 = 8,963.88 : x
  2. Step 2: Convert to fraction form
    16,133.60/22,263.75 = 8,963.88/x
  3. Step 3: Cross multiply
    16,133.60x = 22,263.75 × 8,963.88
  4. Step 4: Simplify right side
    16,133.60x = 199,569,583.35
  5. Step 5: Solve for x
    x = 199,569,583.35/16,133.60
  6. Step 6: Final answer
    x = 12,369.81

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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.