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Finding the Fourth Proportional to 17,806.52, 26,709.98 and 17,265.03

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Solution

The fourth proportional to 17,806.52, 26,709.98 and 17,265.03 is: 25,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.52 : 26,709.98 = 17,265.03 : x
  2. Step 2: Convert to fraction form
    17,806.52/26,709.98 = 17,265.03/x
  3. Step 3: Cross multiply
    17,806.52x = 26,709.98 × 17,265.03
  4. Step 4: Simplify right side
    17,806.52x = 461,148,519.67
  5. Step 5: Solve for x
    x = 461,148,519.67/17,806.52
  6. Step 6: Final answer
    x = 25,897.74

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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.