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Finding the Fourth Proportional to 16,696.40, 23,041.02 and 9,244.40

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Solution

The fourth proportional to 16,696.40, 23,041.02 and 9,244.40 is: 12,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.40 : 23,041.02 = 9,244.40 : x
  2. Step 2: Convert to fraction form
    16,696.40/23,041.02 = 9,244.40/x
  3. Step 3: Cross multiply
    16,696.40x = 23,041.02 × 9,244.40
  4. Step 4: Simplify right side
    16,696.40x = 213,000,405.29
  5. Step 5: Solve for x
    x = 213,000,405.29/16,696.40
  6. Step 6: Final answer
    x = 12,757.27

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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.