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Finding the Fourth Proportional to 17,347.07, 25,999.64 and 8,449.06

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Solution

The fourth proportional to 17,347.07, 25,999.64 and 8,449.06 is: 12,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,347.07 : 25,999.64 = 8,449.06 : x
  2. Step 2: Convert to fraction form
    17,347.07/25,999.64 = 8,449.06/x
  3. Step 3: Cross multiply
    17,347.07x = 25,999.64 × 8,449.06
  4. Step 4: Simplify right side
    17,347.07x = 219,672,474.46
  5. Step 5: Solve for x
    x = 219,672,474.46/17,347.07
  6. Step 6: Final answer
    x = 12,663.38

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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.