Home / 27,078.49-40,618.95-9,550.09

Finding the Fourth Proportional to 27,078.49, 40,618.95 and 9,550.09

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Solution

The fourth proportional to 27,078.49, 40,618.95 and 9,550.09 is: 14,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,078.49 : 40,618.95 = 9,550.09 : x
  2. Step 2: Convert to fraction form
    27,078.49/40,618.95 = 9,550.09/x
  3. Step 3: Cross multiply
    27,078.49x = 40,618.95 × 9,550.09
  4. Step 4: Simplify right side
    27,078.49x = 387,914,628.21
  5. Step 5: Solve for x
    x = 387,914,628.21/27,078.49
  6. Step 6: Final answer
    x = 14,325.56

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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.