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Finding the Fourth Proportional to 17,156.02, 25,713.51 and 8,840.02

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Solution

The fourth proportional to 17,156.02, 25,713.51 and 8,840.02 is: 13,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156.02 : 25,713.51 = 8,840.02 : x
  2. Step 2: Convert to fraction form
    17,156.02/25,713.51 = 8,840.02/x
  3. Step 3: Cross multiply
    17,156.02x = 25,713.51 × 8,840.02
  4. Step 4: Simplify right side
    17,156.02x = 227,307,942.67
  5. Step 5: Solve for x
    x = 227,307,942.67/17,156.02
  6. Step 6: Final answer
    x = 13,249.46

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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.