Home / 27,243.14-37,594.13-18,289.40

Finding the Fourth Proportional to 27,243.14, 37,594.13 and 18,289.40

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Solution

The fourth proportional to 27,243.14, 37,594.13 and 18,289.40 is: 25,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.14 : 37,594.13 = 18,289.40 : x
  2. Step 2: Convert to fraction form
    27,243.14/37,594.13 = 18,289.40/x
  3. Step 3: Cross multiply
    27,243.14x = 37,594.13 × 18,289.40
  4. Step 4: Simplify right side
    27,243.14x = 687,573,801.80
  5. Step 5: Solve for x
    x = 687,573,801.80/27,243.14
  6. Step 6: Final answer
    x = 25,238.42

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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.