Home / 27,979.66-41,973.95-9,260.38

Finding the Fourth Proportional to 27,979.66, 41,973.95 and 9,260.38

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Solution

The fourth proportional to 27,979.66, 41,973.95 and 9,260.38 is: 13,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979.66 : 41,973.95 = 9,260.38 : x
  2. Step 2: Convert to fraction form
    27,979.66/41,973.95 = 9,260.38/x
  3. Step 3: Cross multiply
    27,979.66x = 41,973.95 × 9,260.38
  4. Step 4: Simplify right side
    27,979.66x = 388,694,727.10
  5. Step 5: Solve for x
    x = 388,694,727.10/27,979.66
  6. Step 6: Final answer
    x = 13,892.05

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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.