Home / 27,305.83-40,964.60-15,465.20

Finding the Fourth Proportional to 27,305.83, 40,964.60 and 15,465.20

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Solution

The fourth proportional to 27,305.83, 40,964.60 and 15,465.20 is: 23,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305.83 : 40,964.60 = 15,465.20 : x
  2. Step 2: Convert to fraction form
    27,305.83/40,964.60 = 15,465.20/x
  3. Step 3: Cross multiply
    27,305.83x = 40,964.60 × 15,465.20
  4. Step 4: Simplify right side
    27,305.83x = 633,525,709.19
  5. Step 5: Solve for x
    x = 633,525,709.19/27,305.83
  6. Step 6: Final answer
    x = 23,201.11

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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.