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Finding the Fourth Proportional to 17,308.88, 25,952.94 and 7,937.16

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Solution

The fourth proportional to 17,308.88, 25,952.94 and 7,937.16 is: 11,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.88 : 25,952.94 = 7,937.16 : x
  2. Step 2: Convert to fraction form
    17,308.88/25,952.94 = 7,937.16/x
  3. Step 3: Cross multiply
    17,308.88x = 25,952.94 × 7,937.16
  4. Step 4: Simplify right side
    17,308.88x = 205,992,652.13
  5. Step 5: Solve for x
    x = 205,992,652.13/17,308.88
  6. Step 6: Final answer
    x = 11,900.98

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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.