Home / 27,035.13-37,279.83-18,549.65

Finding the Fourth Proportional to 27,035.13, 37,279.83 and 18,549.65

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Solution

The fourth proportional to 27,035.13, 37,279.83 and 18,549.65 is: 25,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,035.13 : 37,279.83 = 18,549.65 : x
  2. Step 2: Convert to fraction form
    27,035.13/37,279.83 = 18,549.65/x
  3. Step 3: Cross multiply
    27,035.13x = 37,279.83 × 18,549.65
  4. Step 4: Simplify right side
    27,035.13x = 691,527,612.16
  5. Step 5: Solve for x
    x = 691,527,612.16/27,035.13
  6. Step 6: Final answer
    x = 25,578.85

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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.