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Finding the Fourth Proportional to 16,968.88, 25,468.17 and 9,077.68

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Solution

The fourth proportional to 16,968.88, 25,468.17 and 9,077.68 is: 13,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.88 : 25,468.17 = 9,077.68 : x
  2. Step 2: Convert to fraction form
    16,968.88/25,468.17 = 9,077.68/x
  3. Step 3: Cross multiply
    16,968.88x = 25,468.17 × 9,077.68
  4. Step 4: Simplify right side
    16,968.88x = 231,191,897.45
  5. Step 5: Solve for x
    x = 231,191,897.45/16,968.88
  6. Step 6: Final answer
    x = 13,624.46

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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.