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Finding the Fourth Proportional to 17,625.98, 26,438.97 and 10,281.71

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Solution

The fourth proportional to 17,625.98, 26,438.97 and 10,281.71 is: 15,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.98 : 26,438.97 = 10,281.71 : x
  2. Step 2: Convert to fraction form
    17,625.98/26,438.97 = 10,281.71/x
  3. Step 3: Cross multiply
    17,625.98x = 26,438.97 × 10,281.71
  4. Step 4: Simplify right side
    17,625.98x = 271,837,822.24
  5. Step 5: Solve for x
    x = 271,837,822.24/17,625.98
  6. Step 6: Final answer
    x = 15,422.57

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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.