Home / 16,838.30-25,240.94-14,345.12

Finding the Fourth Proportional to 16,838.30, 25,240.94 and 14,345.12

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Solution

The fourth proportional to 16,838.30, 25,240.94 and 14,345.12 is: 21,503.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.30 : 25,240.94 = 14,345.12 : x
  2. Step 2: Convert to fraction form
    16,838.30/25,240.94 = 14,345.12/x
  3. Step 3: Cross multiply
    16,838.30x = 25,240.94 × 14,345.12
  4. Step 4: Simplify right side
    16,838.30x = 362,084,115.28
  5. Step 5: Solve for x
    x = 362,084,115.28/16,838.30
  6. Step 6: Final answer
    x = 21,503.61

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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.