Home / 27,335.25-40,980.87-11,763.81

Finding the Fourth Proportional to 27,335.25, 40,980.87 and 11,763.81

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Solution

The fourth proportional to 27,335.25, 40,980.87 and 11,763.81 is: 17,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,335.25 : 40,980.87 = 11,763.81 : x
  2. Step 2: Convert to fraction form
    27,335.25/40,980.87 = 11,763.81/x
  3. Step 3: Cross multiply
    27,335.25x = 40,980.87 × 11,763.81
  4. Step 4: Simplify right side
    27,335.25x = 482,091,168.31
  5. Step 5: Solve for x
    x = 482,091,168.31/27,335.25
  6. Step 6: Final answer
    x = 17,636.25

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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.