Home / 16,857.69-23,264.54-10,145.44

Finding the Fourth Proportional to 16,857.69, 23,264.54 and 10,145.44

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Solution

The fourth proportional to 16,857.69, 23,264.54 and 10,145.44 is: 14,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.69 : 23,264.54 = 10,145.44 : x
  2. Step 2: Convert to fraction form
    16,857.69/23,264.54 = 10,145.44/x
  3. Step 3: Cross multiply
    16,857.69x = 23,264.54 × 10,145.44
  4. Step 4: Simplify right side
    16,857.69x = 236,028,994.70
  5. Step 5: Solve for x
    x = 236,028,994.70/16,857.69
  6. Step 6: Final answer
    x = 14,001.27

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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.