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Finding the Fourth Proportional to 17,716.70, 26,903.14 and 17,716.70

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Solution

The fourth proportional to 17,716.70, 26,903.14 and 17,716.70 is: 26,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716.70 : 26,903.14 = 17,716.70 : x
  2. Step 2: Convert to fraction form
    17,716.70/26,903.14 = 17,716.70/x
  3. Step 3: Cross multiply
    17,716.70x = 26,903.14 × 17,716.70
  4. Step 4: Simplify right side
    17,716.70x = 476,634,860.44
  5. Step 5: Solve for x
    x = 476,634,860.44/17,716.70
  6. Step 6: Final answer
    x = 26,903.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.