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Finding the Fourth Proportional to 17,253.68, 25,858.86 and 7,381.34

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Solution

The fourth proportional to 17,253.68, 25,858.86 and 7,381.34 is: 11,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.68 : 25,858.86 = 7,381.34 : x
  2. Step 2: Convert to fraction form
    17,253.68/25,858.86 = 7,381.34/x
  3. Step 3: Cross multiply
    17,253.68x = 25,858.86 × 7,381.34
  4. Step 4: Simplify right side
    17,253.68x = 190,873,037.67
  5. Step 5: Solve for x
    x = 190,873,037.67/17,253.68
  6. Step 6: Final answer
    x = 11,062.74

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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.