Home / 12,517.98-17,235.45-10,625.61

Finding the Fourth Proportional to 12,517.98, 17,235.45 and 10,625.61

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Solution

The fourth proportional to 12,517.98, 17,235.45 and 10,625.61 is: 14,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.98 : 17,235.45 = 10,625.61 : x
  2. Step 2: Convert to fraction form
    12,517.98/17,235.45 = 10,625.61/x
  3. Step 3: Cross multiply
    12,517.98x = 17,235.45 × 10,625.61
  4. Step 4: Simplify right side
    12,517.98x = 183,137,169.87
  5. Step 5: Solve for x
    x = 183,137,169.87/12,517.98
  6. Step 6: Final answer
    x = 14,629.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.