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Finding the Fourth Proportional to 17,098.10, 25,647.15 and 16,810.10

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Solution

The fourth proportional to 17,098.10, 25,647.15 and 16,810.10 is: 25,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.10 : 25,647.15 = 16,810.10 : x
  2. Step 2: Convert to fraction form
    17,098.10/25,647.15 = 16,810.10/x
  3. Step 3: Cross multiply
    17,098.10x = 25,647.15 × 16,810.10
  4. Step 4: Simplify right side
    17,098.10x = 431,131,156.22
  5. Step 5: Solve for x
    x = 431,131,156.22/17,098.10
  6. Step 6: Final answer
    x = 25,215.15

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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.