Home / 16,625.50-22,951.64-12,840.17

Finding the Fourth Proportional to 16,625.50, 22,951.64 and 12,840.17

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Solution

The fourth proportional to 16,625.50, 22,951.64 and 12,840.17 is: 17,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.50 : 22,951.64 = 12,840.17 : x
  2. Step 2: Convert to fraction form
    16,625.50/22,951.64 = 12,840.17/x
  3. Step 3: Cross multiply
    16,625.50x = 22,951.64 × 12,840.17
  4. Step 4: Simplify right side
    16,625.50x = 294,702,876.72
  5. Step 5: Solve for x
    x = 294,702,876.72/16,625.50
  6. Step 6: Final answer
    x = 17,725.96

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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.