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Finding the Fourth Proportional to 14,696.16, 22,043.60 and 8,125.60

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Solution

The fourth proportional to 14,696.16, 22,043.60 and 8,125.60 is: 12,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.16 : 22,043.60 = 8,125.60 : x
  2. Step 2: Convert to fraction form
    14,696.16/22,043.60 = 8,125.60/x
  3. Step 3: Cross multiply
    14,696.16x = 22,043.60 × 8,125.60
  4. Step 4: Simplify right side
    14,696.16x = 179,117,476.16
  5. Step 5: Solve for x
    x = 179,117,476.16/14,696.16
  6. Step 6: Final answer
    x = 12,188.05

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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.