Home / 16,238.07-22,400.96-10,278.54

Finding the Fourth Proportional to 16,238.07, 22,400.96 and 10,278.54

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Solution

The fourth proportional to 16,238.07, 22,400.96 and 10,278.54 is: 14,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,238.07 : 22,400.96 = 10,278.54 : x
  2. Step 2: Convert to fraction form
    16,238.07/22,400.96 = 10,278.54/x
  3. Step 3: Cross multiply
    16,238.07x = 22,400.96 × 10,278.54
  4. Step 4: Simplify right side
    16,238.07x = 230,249,112.01
  5. Step 5: Solve for x
    x = 230,249,112.01/16,238.07
  6. Step 6: Final answer
    x = 14,179.59

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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.