Home / 27,151.50-40,690.26-13,976.04

Finding the Fourth Proportional to 27,151.50, 40,690.26 and 13,976.04

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Solution

The fourth proportional to 27,151.50, 40,690.26 and 13,976.04 is: 20,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.50 : 40,690.26 = 13,976.04 : x
  2. Step 2: Convert to fraction form
    27,151.50/40,690.26 = 13,976.04/x
  3. Step 3: Cross multiply
    27,151.50x = 40,690.26 × 13,976.04
  4. Step 4: Simplify right side
    27,151.50x = 568,688,701.37
  5. Step 5: Solve for x
    x = 568,688,701.37/27,151.50
  6. Step 6: Final answer
    x = 20,945.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.