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Finding the Fourth Proportional to 17,807.28, 26,696.28 and 10,393.44

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Solution

The fourth proportional to 17,807.28, 26,696.28 and 10,393.44 is: 15,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.28 : 26,696.28 = 10,393.44 : x
  2. Step 2: Convert to fraction form
    17,807.28/26,696.28 = 10,393.44/x
  3. Step 3: Cross multiply
    17,807.28x = 26,696.28 × 10,393.44
  4. Step 4: Simplify right side
    17,807.28x = 277,466,184.40
  5. Step 5: Solve for x
    x = 277,466,184.40/17,807.28
  6. Step 6: Final answer
    x = 15,581.62

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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.