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Finding the Fourth Proportional to 17,885.63, 26,836.02 and 8,996.25

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Solution

The fourth proportional to 17,885.63, 26,836.02 and 8,996.25 is: 13,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885.63 : 26,836.02 = 8,996.25 : x
  2. Step 2: Convert to fraction form
    17,885.63/26,836.02 = 8,996.25/x
  3. Step 3: Cross multiply
    17,885.63x = 26,836.02 × 8,996.25
  4. Step 4: Simplify right side
    17,885.63x = 241,423,544.93
  5. Step 5: Solve for x
    x = 241,423,544.93/17,885.63
  6. Step 6: Final answer
    x = 13,498.19

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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.