Home / 19,651.13-27,119.24-10,698.77

Finding the Fourth Proportional to 19,651.13, 27,119.24 and 10,698.77

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Solution

The fourth proportional to 19,651.13, 27,119.24 and 10,698.77 is: 14,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.13 : 27,119.24 = 10,698.77 : x
  2. Step 2: Convert to fraction form
    19,651.13/27,119.24 = 10,698.77/x
  3. Step 3: Cross multiply
    19,651.13x = 27,119.24 × 10,698.77
  4. Step 4: Simplify right side
    19,651.13x = 290,142,511.33
  5. Step 5: Solve for x
    x = 290,142,511.33/19,651.13
  6. Step 6: Final answer
    x = 14,764.67

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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.