Home / 19,983.06-27,572.67-13,614.30

Finding the Fourth Proportional to 19,983.06, 27,572.67 and 13,614.30

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Solution

The fourth proportional to 19,983.06, 27,572.67 and 13,614.30 is: 18,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.06 : 27,572.67 = 13,614.30 : x
  2. Step 2: Convert to fraction form
    19,983.06/27,572.67 = 13,614.30/x
  3. Step 3: Cross multiply
    19,983.06x = 27,572.67 × 13,614.30
  4. Step 4: Simplify right side
    19,983.06x = 375,382,601.18
  5. Step 5: Solve for x
    x = 375,382,601.18/19,983.06
  6. Step 6: Final answer
    x = 18,785.04

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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.