Home / 19,093.41-28,625.72-12,521.25

Finding the Fourth Proportional to 19,093.41, 28,625.72 and 12,521.25

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Solution

The fourth proportional to 19,093.41, 28,625.72 and 12,521.25 is: 18,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.41 : 28,625.72 = 12,521.25 : x
  2. Step 2: Convert to fraction form
    19,093.41/28,625.72 = 12,521.25/x
  3. Step 3: Cross multiply
    19,093.41x = 28,625.72 × 12,521.25
  4. Step 4: Simplify right side
    19,093.41x = 358,429,733.94
  5. Step 5: Solve for x
    x = 358,429,733.94/19,093.41
  6. Step 6: Final answer
    x = 18,772.43

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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.