Home / 27,623.07-38,118.04-16,289.97

Finding the Fourth Proportional to 27,623.07, 38,118.04 and 16,289.97

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Solution

The fourth proportional to 27,623.07, 38,118.04 and 16,289.97 is: 22,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.07 : 38,118.04 = 16,289.97 : x
  2. Step 2: Convert to fraction form
    27,623.07/38,118.04 = 16,289.97/x
  3. Step 3: Cross multiply
    27,623.07x = 38,118.04 × 16,289.97
  4. Step 4: Simplify right side
    27,623.07x = 620,941,625.94
  5. Step 5: Solve for x
    x = 620,941,625.94/27,623.07
  6. Step 6: Final answer
    x = 22,479.10

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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.