Home / 19,726.22-27,221.72-10,773.84

Finding the Fourth Proportional to 19,726.22, 27,221.72 and 10,773.84

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Solution

The fourth proportional to 19,726.22, 27,221.72 and 10,773.84 is: 14,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.22 : 27,221.72 = 10,773.84 : x
  2. Step 2: Convert to fraction form
    19,726.22/27,221.72 = 10,773.84/x
  3. Step 3: Cross multiply
    19,726.22x = 27,221.72 × 10,773.84
  4. Step 4: Simplify right side
    19,726.22x = 293,282,455.80
  5. Step 5: Solve for x
    x = 293,282,455.80/19,726.22
  6. Step 6: Final answer
    x = 14,867.65

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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.