Home / 27,568.08-38,044.20-14,992.80

Finding the Fourth Proportional to 27,568.08, 38,044.20 and 14,992.80

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Solution

The fourth proportional to 27,568.08, 38,044.20 and 14,992.80 is: 20,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568.08 : 38,044.20 = 14,992.80 : x
  2. Step 2: Convert to fraction form
    27,568.08/38,044.20 = 14,992.80/x
  3. Step 3: Cross multiply
    27,568.08x = 38,044.20 × 14,992.80
  4. Step 4: Simplify right side
    27,568.08x = 570,389,081.76
  5. Step 5: Solve for x
    x = 570,389,081.76/27,568.08
  6. Step 6: Final answer
    x = 20,690.20

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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.