Home / 17,310.88-23,889.11-10,145.02

Finding the Fourth Proportional to 17,310.88, 23,889.11 and 10,145.02

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Solution

The fourth proportional to 17,310.88, 23,889.11 and 10,145.02 is: 14,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.88 : 23,889.11 = 10,145.02 : x
  2. Step 2: Convert to fraction form
    17,310.88/23,889.11 = 10,145.02/x
  3. Step 3: Cross multiply
    17,310.88x = 23,889.11 × 10,145.02
  4. Step 4: Simplify right side
    17,310.88x = 242,355,498.73
  5. Step 5: Solve for x
    x = 242,355,498.73/17,310.88
  6. Step 6: Final answer
    x = 14,000.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.