Home / 27,747.20-41,620.80-16,054.40

Finding the Fourth Proportional to 27,747.20, 41,620.80 and 16,054.40

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Solution

The fourth proportional to 27,747.20, 41,620.80 and 16,054.40 is: 24,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747.20 : 41,620.80 = 16,054.40 : x
  2. Step 2: Convert to fraction form
    27,747.20/41,620.80 = 16,054.40/x
  3. Step 3: Cross multiply
    27,747.20x = 41,620.80 × 16,054.40
  4. Step 4: Simplify right side
    27,747.20x = 668,196,971.52
  5. Step 5: Solve for x
    x = 668,196,971.52/27,747.20
  6. Step 6: Final answer
    x = 24,081.60

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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.