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Finding the Fourth Proportional to 17,029.40, 25,510.84 and 9,611.40

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Solution

The fourth proportional to 17,029.40, 25,510.84 and 9,611.40 is: 14,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.40 : 25,510.84 = 9,611.40 : x
  2. Step 2: Convert to fraction form
    17,029.40/25,510.84 = 9,611.40/x
  3. Step 3: Cross multiply
    17,029.40x = 25,510.84 × 9,611.40
  4. Step 4: Simplify right side
    17,029.40x = 245,194,887.58
  5. Step 5: Solve for x
    x = 245,194,887.58/17,029.40
  6. Step 6: Final answer
    x = 14,398.33

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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.