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Finding the Fourth Proportional to 17,673.21, 26,513.46 and 5,986.13

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Solution

The fourth proportional to 17,673.21, 26,513.46 and 5,986.13 is: 8,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.21 : 26,513.46 = 5,986.13 : x
  2. Step 2: Convert to fraction form
    17,673.21/26,513.46 = 5,986.13/x
  3. Step 3: Cross multiply
    17,673.21x = 26,513.46 × 5,986.13
  4. Step 4: Simplify right side
    17,673.21x = 158,712,885.74
  5. Step 5: Solve for x
    x = 158,712,885.74/17,673.21
  6. Step 6: Final answer
    x = 8,980.42

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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.