Home / 27,601.56-38,045.70-18,633.44

Finding the Fourth Proportional to 27,601.56, 38,045.70 and 18,633.44

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Solution

The fourth proportional to 27,601.56, 38,045.70 and 18,633.44 is: 25,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,601.56 : 38,045.70 = 18,633.44 : x
  2. Step 2: Convert to fraction form
    27,601.56/38,045.70 = 18,633.44/x
  3. Step 3: Cross multiply
    27,601.56x = 38,045.70 × 18,633.44
  4. Step 4: Simplify right side
    27,601.56x = 708,922,363.32
  5. Step 5: Solve for x
    x = 708,922,363.32/27,601.56
  6. Step 6: Final answer
    x = 25,684.14

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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.