Home / 19,635.24-27,095.84-10,682.78

Finding the Fourth Proportional to 19,635.24, 27,095.84 and 10,682.78

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Solution

The fourth proportional to 19,635.24, 27,095.84 and 10,682.78 is: 14,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.24 : 27,095.84 = 10,682.78 : x
  2. Step 2: Convert to fraction form
    19,635.24/27,095.84 = 10,682.78/x
  3. Step 3: Cross multiply
    19,635.24x = 27,095.84 × 10,682.78
  4. Step 4: Simplify right side
    19,635.24x = 289,458,708.74
  5. Step 5: Solve for x
    x = 289,458,708.74/19,635.24
  6. Step 6: Final answer
    x = 14,741.80

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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.