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Finding the Fourth Proportional to 17,894.68, 26,836.62 and 7,504.12

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Solution

The fourth proportional to 17,894.68, 26,836.62 and 7,504.12 is: 11,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.68 : 26,836.62 = 7,504.12 : x
  2. Step 2: Convert to fraction form
    17,894.68/26,836.62 = 7,504.12/x
  3. Step 3: Cross multiply
    17,894.68x = 26,836.62 × 7,504.12
  4. Step 4: Simplify right side
    17,894.68x = 201,385,216.87
  5. Step 5: Solve for x
    x = 201,385,216.87/17,894.68
  6. Step 6: Final answer
    x = 11,253.92

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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.