Home / 16,705.36-24,999.54-12,311.92

Finding the Fourth Proportional to 16,705.36, 24,999.54 and 12,311.92

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Solution

The fourth proportional to 16,705.36, 24,999.54 and 12,311.92 is: 18,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705.36 : 24,999.54 = 12,311.92 : x
  2. Step 2: Convert to fraction form
    16,705.36/24,999.54 = 12,311.92/x
  3. Step 3: Cross multiply
    16,705.36x = 24,999.54 × 12,311.92
  4. Step 4: Simplify right side
    16,705.36x = 307,792,336.52
  5. Step 5: Solve for x
    x = 307,792,336.52/16,705.36
  6. Step 6: Final answer
    x = 18,424.77

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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.