Home / 16,118.26-22,243.62-10,455.34

Finding the Fourth Proportional to 16,118.26, 22,243.62 and 10,455.34

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Solution

The fourth proportional to 16,118.26, 22,243.62 and 10,455.34 is: 14,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.26 : 22,243.62 = 10,455.34 : x
  2. Step 2: Convert to fraction form
    16,118.26/22,243.62 = 10,455.34/x
  3. Step 3: Cross multiply
    16,118.26x = 22,243.62 × 10,455.34
  4. Step 4: Simplify right side
    16,118.26x = 232,564,609.93
  5. Step 5: Solve for x
    x = 232,564,609.93/16,118.26
  6. Step 6: Final answer
    x = 14,428.64

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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.