Home / 27,265.44-40,905.84-8,802.72

Finding the Fourth Proportional to 27,265.44, 40,905.84 and 8,802.72

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Solution

The fourth proportional to 27,265.44, 40,905.84 and 8,802.72 is: 13,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,265.44 : 40,905.84 = 8,802.72 : x
  2. Step 2: Convert to fraction form
    27,265.44/40,905.84 = 8,802.72/x
  3. Step 3: Cross multiply
    27,265.44x = 40,905.84 × 8,802.72
  4. Step 4: Simplify right side
    27,265.44x = 360,082,655.88
  5. Step 5: Solve for x
    x = 360,082,655.88/27,265.44
  6. Step 6: Final answer
    x = 13,206.56

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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.