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Finding the Fourth Proportional to 17,028.91, 25,526.80 and 8,141.93

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Solution

The fourth proportional to 17,028.91, 25,526.80 and 8,141.93 is: 12,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.91 : 25,526.80 = 8,141.93 : x
  2. Step 2: Convert to fraction form
    17,028.91/25,526.80 = 8,141.93/x
  3. Step 3: Cross multiply
    17,028.91x = 25,526.80 × 8,141.93
  4. Step 4: Simplify right side
    17,028.91x = 207,837,532.26
  5. Step 5: Solve for x
    x = 207,837,532.26/17,028.91
  6. Step 6: Final answer
    x = 12,204.98

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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.