Home / 19,946.43-27,525.18-11,442.64

Finding the Fourth Proportional to 19,946.43, 27,525.18 and 11,442.64

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Solution

The fourth proportional to 19,946.43, 27,525.18 and 11,442.64 is: 15,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.43 : 27,525.18 = 11,442.64 : x
  2. Step 2: Convert to fraction form
    19,946.43/27,525.18 = 11,442.64/x
  3. Step 3: Cross multiply
    19,946.43x = 27,525.18 × 11,442.64
  4. Step 4: Simplify right side
    19,946.43x = 314,960,725.68
  5. Step 5: Solve for x
    x = 314,960,725.68/19,946.43
  6. Step 6: Final answer
    x = 15,790.33

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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.