Home / 27,813.65-38,382.92-15,066.96

Finding the Fourth Proportional to 27,813.65, 38,382.92 and 15,066.96

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Solution

The fourth proportional to 27,813.65, 38,382.92 and 15,066.96 is: 20,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.65 : 38,382.92 = 15,066.96 : x
  2. Step 2: Convert to fraction form
    27,813.65/38,382.92 = 15,066.96/x
  3. Step 3: Cross multiply
    27,813.65x = 38,382.92 × 15,066.96
  4. Step 4: Simplify right side
    27,813.65x = 578,313,844.99
  5. Step 5: Solve for x
    x = 578,313,844.99/27,813.65
  6. Step 6: Final answer
    x = 20,792.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.