Home / 18,511.77-27,723.15-10,590.27

Finding the Fourth Proportional to 18,511.77, 27,723.15 and 10,590.27

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Solution

The fourth proportional to 18,511.77, 27,723.15 and 10,590.27 is: 15,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511.77 : 27,723.15 = 10,590.27 : x
  2. Step 2: Convert to fraction form
    18,511.77/27,723.15 = 10,590.27/x
  3. Step 3: Cross multiply
    18,511.77x = 27,723.15 × 10,590.27
  4. Step 4: Simplify right side
    18,511.77x = 293,595,643.75
  5. Step 5: Solve for x
    x = 293,595,643.75/18,511.77
  6. Step 6: Final answer
    x = 15,859.94

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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.