Home / 19,141.97-26,409.58-11,585.43

Finding the Fourth Proportional to 19,141.97, 26,409.58 and 11,585.43

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Solution

The fourth proportional to 19,141.97, 26,409.58 and 11,585.43 is: 15,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.97 : 26,409.58 = 11,585.43 : x
  2. Step 2: Convert to fraction form
    19,141.97/26,409.58 = 11,585.43/x
  3. Step 3: Cross multiply
    19,141.97x = 26,409.58 × 11,585.43
  4. Step 4: Simplify right side
    19,141.97x = 305,966,340.42
  5. Step 5: Solve for x
    x = 305,966,340.42/19,141.97
  6. Step 6: Final answer
    x = 15,984.06

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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.