Home / 18,288.13-27,414.33-8,927.77

Finding the Fourth Proportional to 18,288.13, 27,414.33 and 8,927.77

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Solution

The fourth proportional to 18,288.13, 27,414.33 and 8,927.77 is: 13,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288.13 : 27,414.33 = 8,927.77 : x
  2. Step 2: Convert to fraction form
    18,288.13/27,414.33 = 8,927.77/x
  3. Step 3: Cross multiply
    18,288.13x = 27,414.33 × 8,927.77
  4. Step 4: Simplify right side
    18,288.13x = 244,748,832.94
  5. Step 5: Solve for x
    x = 244,748,832.94/18,288.13
  6. Step 6: Final answer
    x = 13,382.93

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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.