Home / 27,322.20-40,954.58-12,518.94

Finding the Fourth Proportional to 27,322.20, 40,954.58 and 12,518.94

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Solution

The fourth proportional to 27,322.20, 40,954.58 and 12,518.94 is: 18,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.20 : 40,954.58 = 12,518.94 : x
  2. Step 2: Convert to fraction form
    27,322.20/40,954.58 = 12,518.94/x
  3. Step 3: Cross multiply
    27,322.20x = 40,954.58 × 12,518.94
  4. Step 4: Simplify right side
    27,322.20x = 512,707,980.94
  5. Step 5: Solve for x
    x = 512,707,980.94/27,322.20
  6. Step 6: Final answer
    x = 18,765.25

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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.