Home / 27,556.77-38,032.20-19,924.83

Finding the Fourth Proportional to 27,556.77, 38,032.20 and 19,924.83

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Solution

The fourth proportional to 27,556.77, 38,032.20 and 19,924.83 is: 27,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.77 : 38,032.20 = 19,924.83 : x
  2. Step 2: Convert to fraction form
    27,556.77/38,032.20 = 19,924.83/x
  3. Step 3: Cross multiply
    27,556.77x = 38,032.20 × 19,924.83
  4. Step 4: Simplify right side
    27,556.77x = 757,785,051.62
  5. Step 5: Solve for x
    x = 757,785,051.62/27,556.77
  6. Step 6: Final answer
    x = 27,499.05

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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.