Home / 20,026.48-27,634.80-12,473.68

Finding the Fourth Proportional to 20,026.48, 27,634.80 and 12,473.68

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Solution

The fourth proportional to 20,026.48, 27,634.80 and 12,473.68 is: 17,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.48 : 27,634.80 = 12,473.68 : x
  2. Step 2: Convert to fraction form
    20,026.48/27,634.80 = 12,473.68/x
  3. Step 3: Cross multiply
    20,026.48x = 27,634.80 × 12,473.68
  4. Step 4: Simplify right side
    20,026.48x = 344,707,652.06
  5. Step 5: Solve for x
    x = 344,707,652.06/20,026.48
  6. Step 6: Final answer
    x = 17,212.59

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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.