Home / 20,022.36-27,632.15-11,525.52

Finding the Fourth Proportional to 20,022.36, 27,632.15 and 11,525.52

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Solution

The fourth proportional to 20,022.36, 27,632.15 and 11,525.52 is: 15,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.36 : 27,632.15 = 11,525.52 : x
  2. Step 2: Convert to fraction form
    20,022.36/27,632.15 = 11,525.52/x
  3. Step 3: Cross multiply
    20,022.36x = 27,632.15 × 11,525.52
  4. Step 4: Simplify right side
    20,022.36x = 318,475,051.51
  5. Step 5: Solve for x
    x = 318,475,051.51/20,022.36
  6. Step 6: Final answer
    x = 15,905.97

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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.