Home / 27,563.60-41,345.40-15,867.20

Finding the Fourth Proportional to 27,563.60, 41,345.40 and 15,867.20

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Solution

The fourth proportional to 27,563.60, 41,345.40 and 15,867.20 is: 23,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.60 : 41,345.40 = 15,867.20 : x
  2. Step 2: Convert to fraction form
    27,563.60/41,345.40 = 15,867.20/x
  3. Step 3: Cross multiply
    27,563.60x = 41,345.40 × 15,867.20
  4. Step 4: Simplify right side
    27,563.60x = 656,035,730.88
  5. Step 5: Solve for x
    x = 656,035,730.88/27,563.60
  6. Step 6: Final answer
    x = 23,800.80

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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.