Home / 20,726.52-31,088.92-5,934.84

Finding the Fourth Proportional to 20,726.52, 31,088.92 and 5,934.84

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Solution

The fourth proportional to 20,726.52, 31,088.92 and 5,934.84 is: 8,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,726.52 : 31,088.92 = 5,934.84 : x
  2. Step 2: Convert to fraction form
    20,726.52/31,088.92 = 5,934.84/x
  3. Step 3: Cross multiply
    20,726.52x = 31,088.92 × 5,934.84
  4. Step 4: Simplify right side
    20,726.52x = 184,507,765.97
  5. Step 5: Solve for x
    x = 184,507,765.97/20,726.52
  6. Step 6: Final answer
    x = 8,902.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.